Arc 15The Deep-Sea Conspiracy

Dick passed Sparta’s trials, uncovered a plot tied to the attacks on a remote village, and found the Deep-Sea World preparing to invade the surface. He and Valkyrie entered the Sea God’s trials seeking the trident and a way to save Medusa and Nami, arriving at a strange realm within the Sea God’s palace.

  • Dick passed Sparta’s Sea God’s Trial and gained a greatly strengthened Fishman Body before entering the palace with Nazi and his companions.
  • Dick met Nami, learned about the Sirens’ powers, and urged Morgana to reconcile with Vigo after she confirmed she was his mother.
  • Dick investigated Guoguo’s mother’s murder, pursued the fishman guards, and returned to find the village destroyed, the siblings missing, and the portal ruined.
  • Dick rescued Guoguo and Alps, learned Slark had led the guards who hunted the boy, and brought his suspicions to Valkyrie as Medusa lay unconscious.
  • Dick exposed the resistance guard’s anti-human claims to Niuniu and the crowd, but Nami announced plans to invade the surface and Sparta ordered Dick arrested before Nami released him.
  • Dick and Valkyrie suspected the Kraken had hypnotized Nami and Medusa, then entered the Sea God’s temple to seek the trident and faced its trials.
  • Dick and Valkyrie passed the trials of blood, faith, and the same self by defeating water rats and their mirror-image opponents.
  • Dick and Valkyrie entered the Sea God’s palace and found a floating stone platform above upside-down storm clouds, beneath a deep-blue seabed strewn with giant sea-beast skeletons.
Chapters 351–375 Vol. 4 Read

Ch. 351Posaidonia

Dick and his companions reached Poseidonia, the capital of Atlantis, where Nazi introduced them to the underwater city. Fishmen commander Sparta refused to let the humans stay unless Dick passed the Sea God's trial, which would allow the entire group to remain.

  • Dick spent 1,200 Energy Points to upgrade Magic Trap so it could affect corporeal monsters and deal heavy damage.
  • Nazi led Dick, Stein, and Morgana out of the submarine and identified Poseidonia's palace, temple, Sea God statue, and protective dome.
  • Sparta arrived with his guards and refused Nazi's request to let her human friends stay in Atlantis.
  • Sparta insulted Stein and Morgana, then recognized Dick's strength and said the humans could stay if Dick passed the Sea God's trial.

Ch. 352The Sea God's Trial

Dick accepted the Sea God's Trial for its promised blessing and passed the first challenge by hurling a giant boulder over the hill and leaping over a massive wave. He reached the second challenge, a crossing of scattered planks over shark-infested water, and had to find a way across without help.

  • Dick accepted the Sea God's Trial despite Nazi's warning, and Sparta sent him into the trial grounds.
  • Dick pushed the enormous boulder, transformed into a giant, and threw it beyond the hilltop to pass the first challenge.
  • A huge wave crashed down on Dick, but he leaped and used Piercing Cold Shockwave to clear it and land safely.
  • Sparta instructed Dick to climb to the summit, where he found scattered planks over shark-filled water.
  • Dick saw that the planks did not span the crossing, and Sparta explained that the trial had been designed for undersea creatures.

Ch. 353Octopus Ball's wager

Dick crossed the shark-filled trial and reached the opposite bank, winning Stein a wager with Lao Ba. He then faced a Tide Giant in the final trial, and Stein and Lao Ba placed another bet as Nazi worried over Dick’s danger.

  • Stein challenged the octopus fishman, and Lao Ba wagered his freshly caught fish that Dick would fail.
  • Dick cut down or dodged the sharks, used Signs to propel himself over the swarm, and reached the opposite bank.
  • Stein claimed his winnings, while Lao Ba predicted Dick would lose to the next trial’s opponents.
  • Sparta warned Dick about the final trial, but Dick refused to surrender and encountered a six-meter-tall Tide Giant.
  • Nazi questioned Sparta about the monster, and Morgana learned how dangerous the Tide Giant was.
  • Stein and Lao Ba wagered again, agreeing that the loser would serve as the winner’s servant or experimental material for three days.

Ch. 354[Fishman Body]

Dick defeated the Tide Giant in the fourth trial and returned to the square, where his three fishman-related talents merged into Fishman Body. The new talent increased his constitution through School of the Lynx Witcher.

  • Dick dodged the Tide Giant’s attacks, found a weakness beneath its ribs, and wounded it while avoiding its slowing magic.
  • The Tide Giant unleashed Heaven and Earth Destruction, but Dick evaded the spikes and attacked its ears and neck.
  • Dick strangled the Tide Giant with its own chain, then beheaded it with White Heat after it tried to attack him again.
  • Dick returned to the square and discovered that his trial rewards had merged into Fishman Body, raising his School of the Lynx Witcher constitution to six times its previous level.

Ch. 355Slithereen

After returning to the Deep-Sea World, Dick met Slark, Sparta’s younger brother, who challenged him to a sparring match for Siren coins. Dick accepted, and the two took their positions outside the Siren Palace.

  • Sparta warned Dick not to break the Deep-Sea World’s rules, assigned guards to protect Nazi, and departed.
  • Stein reminded Lao Ba that he had lost their bet and made him follow the group to the palace.
  • Nazi explained that the temple and Siren Palace stood on opposite sides of the city to honor High Priestess Medusa.
  • Slark greeted Nazi, introduced himself to Dick, and offered his Siren coins if Dick could defeat him in a spar.
  • Dick accepted Slark’s challenge, while Stein teased Lao Ba by proposing another bet.

Ch. 356Energy Transfer

Dick fought the little fishman, who used Energy Transfer to drain his opponent’s strength and agility, until Nazi stopped the duel. Nazi then led Dick and the others through the Siren Imperial Palace, where they arrived before a siren seated on a coral throne.

  • Dick dodged the little fishman’s attacks, but the fishman used his blood to activate Energy Transfer and began stealing Dick’s strength and agility.
  • Nazi interrupted the fight and ordered the little fishman to stop, then explained how his secret art worked.
  • Dick sheathed his sword and told the little fishman they could fight again another time before entering the palace with Nazi and the others.
  • Nazi explained that the palace’s beautiful serpents were deep-sea creatures, distinct from the mutated female snake demons and female sea demons found on land.
  • Dick and the others entered the palace’s resplendent interior and saw a siren resembling Nazi sitting on a coral throne.

Ch. 357Science, fanaticism

Nazi reunited with her sister Nami in the Deep-Sea World, where Dick learned about the Sirens’ rule and their power over deep-sea creatures. The next morning, he found Stein and Morgana conducting experiments on Lao Ba, who begged to be released.

  • Nazi and Nami embraced after seven years apart, and Sparta explained that Nami was protected by a magic bubble because of an illness.
  • Nami hosted a banquet for Nazi and her human companions, where Nazi teased Dick about spending the night with a snake woman.
  • Dick learned that female Sirens inherited the Sea God’s power to command deep-sea creatures, while male Sirens did not.
  • The next morning, Dick learned that Nami and Nazi had left to inspect cities attacked by villains and that Stein and Morgana were working in a laboratory.
  • Dick found Stein drawing blood from the restrained octopus fishman Lao Ba, who pleaded for mercy as Stein prepared another syringe.

Ch. 358A Way to Ease the Relationship Between Mother and Son

Dick learned that Morgana was Vigo’s mother and heard how Vigo had humiliated her after revealing their relationship. He urged her to reunite with Vigo by apologizing and helping him pursue his ambitions, while Stein prepared to resume experimenting on Lao Ba.

  • Stein explained that Lao Ba’s rapid healing could help him develop a regeneration potion, and Dick asked him to pause the experiment so Lao Ba could rest.
  • Dick recognized that Morgana’s concern for Vigo suggested she was his mother, and Morgana confirmed the relationship.
  • Morgana recounted how Vigo had publicly condemned her for abandoning him and threatened her not to seek him out.
  • Morgana apologized to Dick for her earlier behavior and explained that she did not know who Vigo’s father was.
  • Dick advised Morgana to join Vigo, sincerely apologize, and use her expertise to help him; she was moved to tears.
  • Stein warned Morgana to rest before the experiment resumed, saying emotional fatigue could affect her intelligent brain.

Ch. 359Niuniu

Dick went to the temple to seek Medusa, but learned she would be occupied for several days. After discovering he could travel through portals, he joined an arm-wrestling contest against the undefeated Niuniu and offered his Dawn Sword as a wager, until the sword pleaded with him not to sell it.

  • Dick explored the palace, then visited Medusa's temple and was told she would be unavailable for a few days.
  • Dick tried to advertise his demon-hunting services in the city square, but a fishman guard told him disputes in the capital belonged to the guards and that he could travel to other cities through portals.
  • Dick joined a crowd watching Niuniu win his eighteenth consecutive arm-wrestling match and agreed to challenge him.
  • The coral-hatted fishman organized bets, and Dick agreed to give him half his winnings if he won.
  • Dick wagered his Dawn Sword against Niuniu's pouch of fifty Siren coins, but the sword's voice begged him not to sell it.

Ch. 360Guoguo's commission

Dick won a hand-wrestling match in the Deep-Sea World’s capital, then traveled to a remote village to find work. There, Guoguo asked him to investigate his mother’s murder, but Guoguo’s sister Alps distrusted him and ordered him to leave.

  • Dick defeated Niuniu at arm wrestling and collected the winnings from Niuniu and the fishman in the coral cowboy hat.
  • Dick used the portal to travel to the remote village of Cape.
  • Dick called out in the village square offering help, but the fishmen dispersed once their curiosity about him faded.
  • Guoguo secretly approached Dick and asked for help after telling him that his mother had been killed.
  • Guoguo led Dick to his home, where Alps warned Dick away and demanded that he leave.

Ch. 361Hunting a Killer in the Deep Sea

Dick investigated the murder of Alps and Guoguo’s mother and tracked a fishman guard he believed was the killer. After capturing one attacker, he chased a second guard, who escaped through the protective barrier into the turbulent sea.

  • Alps told Dick that her mother had been murdered, and he examined the body, finding signs that she had been strangled and stabbed with a sea fork.
  • Dick followed clues near the village and found a fishman guard hiding nearby, then wounded and pinned him with his sword.
  • The captured guard’s accomplice attacked Alps and Guoguo, forcing Dick to pursue him through the coral forest.
  • The second guard reached the protective barrier, opened a narrow passage, and escaped into the dark sea.

Ch. 362Deep-sea toad

Dick pursued the fishman guard beyond the village barrier and fought a gigantic toad-like monster in the deep sea, but the guard was killed and the monster escaped. Returning to the village, Dick found it burned and its portal destroyed, then learned from the dying landlord that Guoguo controlled giant creatures on the seabed.

  • Dick followed the fishman guard into the dark sea, where a gigantic toad-like monster killed the guard.
  • Dick fought off the monster, severed one of its glowing feelers, and watched it retreat into the depths.
  • Dick returned to find the village burning, its residents dead, the siblings missing, and the portal apparatus destroyed.
  • Dick found the dying landlord, who said that Guoguo controlled giant creatures on the seabed before he died.

Ch. 363Giant Sea Serpent

Dick traveled through the deep sea toward a settlement and attacked a submarine surrounded by hostile sea demons. After defeating them and resting aboard the vessel, he was caught by an enormous tongue as he went outside to investigate the submarine’s violent shaking.

  • Dick suspected that someone had sent the murloc guards to capture Guoguo, then set off toward a nearby deep-sea village or town to find a portal to the capital.
  • Dick encountered sea demons around a submarine, killed many with the Dawn Sword, and drove the survivors away.
  • A giant sea serpent attacked Dick, but he killed it with his sword and dagger, which shattered under the pressure of the deep sea.
  • Dick boarded the submarine, rested, and saw that killing the sea demons and serpent had earned him Energy Points and upgraded his Hypnosis Sign.
  • The submarine began shaking as the water outside churned, and Dick went out to investigate before an enormous foul-smelling tongue wrapped around him.

Ch. 364The mantis catches the oriole

Dick killed the deep-sea giant toad and returned to Poseidonia’s capital, where he tried to reach the Siren palace. Palace guards turned him away under a new decree barring contact with land races, and Niuniu accused them of being part of a conspiracy.

  • The giant toad ambushed Dick, but he broke free, attacked from inside its mouth, and burned it with Xiya’s Fire Signs before killing it.
  • Dick gained 200 Energy Points, returned to his original size, and piloted the submarine back to the city.
  • Dick used the portal to travel to the capital, intending to visit the palace and check whether the Siren sisters had returned.
  • Niuniu confronted Dick and insisted on another arm-wrestling match, then accompanied him to the palace gates.
  • The guards said the empress and princess were away and refused Dick entry under an order banning contact with land races.
  • Niuniu challenged the guards over their treatment of Dick and demanded to know whether a conspiracy was underway.

Ch. 365Valkyrie

Dick returned to the palace and led Morgana, Stein, and Lao Ba out after warning them that fishman guards had murdered a family and destroyed a portal. At the sacrificial hall, Valkyrie, Medusa’s daughter and its temporary leader, invited them in and asked Dick why he had come.

  • Niuniu and a fishman crowd persuaded Alki to let Dick enter the palace, where Dick told Morgana and Stein they needed to leave and explain what he had discovered.
  • Stein freed Lao Ba from his restraints but released him from the experiment only after discovering that he was Niuniu’s biological older brother.
  • Dick told Morgana and Stein that fishman guards had murdered Guoguo’s family, seemingly tried to abduct the boy, and destroyed the village’s portal.
  • Dick and his companions left for the sacrificial hall, where Valkyrie invited them inside after the guards initially refused them entry.
  • Valkyrie introduced herself as the temporary leader of the sacrificial hall and asked Dick what had brought him there.

Ch. 366A challenge to battle

Dick fought Valkyrie to prove his strength, then agreed to accompany her while Morgana and Stein were sent elsewhere. He recognized Klaik as the younger brother of the priest he had killed and learned Klaik held a grudge against him.

  • Dick told Valkyrie about his discoveries, and she challenged him to a fight before agreeing to help if he won.
  • Dick and Valkyrie traded attacks until Valkyrie used illusions and vine whips to bind his legs.
  • Dick unleashed Piercing Cold Shockwave, dispelled Valkyrie's illusions, and defeated her with his sword at her neck.
  • Valkyrie invited Dick to accompany her and sent Morgana and Stein to the priest's laboratory with a snake warrior.
  • Klaik arrived and offered to escort Morgana and Stein, but Valkyrie warned him off and told Dick that Klaik resented him for killing his older brother.

Ch. 367Niuniu Tavern

Dick found Medusa unconscious and learned that her consciousness had petrified anyone who approached her, then agreed to investigate whether her condition was connected to the empress’s illness. He visited Niuniu’s tavern to relax, but a fishman guard arrived carrying a sharkskin scroll.

  • Dick saw Medusa asleep on her throne and learned from Valkyrie that she had been unconscious for about five days, while nearby fishmen had been petrified by her consciousness.
  • Dick told Valkyrie that the empress had fallen ill on the same day, and Valkyrie asked him to investigate the possible conspiracy threatening Medusa and Atlantis.
  • Dick searched the temple for clues, then encountered Niuniu outside and accepted his invitation to the commoners’ district.
  • Niuniu brought Dick to Niuniu Tavern, where Dick met Niuniu’s family and talked with him over food and drinks.
  • After Dick and Niuniu clinked mugs for the seventh time, a fishman guard entered the tavern clutching a sharkskin scroll.

Ch. 368How did you end up here?

Dick challenged a merman guard’s war propaganda in Niuniu’s tavern, then shared human-world food with Niuniu and Lao Ba. Late that night, Alps and Guoguo arrived, and Dick asked how they had ended up there.

  • A merman guard urged the tavern’s patrons to join the resistance army and wage war against humans, but Niuniu confronted him.
  • Dick disputed the guard’s claims about human pollution, eating sea creatures, and Princess Nazi’s abduction, then challenged him to discuss the matter with Nazi at the Siren Palace.
  • After the guard fled, Dick described human food to Niuniu and used his spatial badge to lay out snacks, cake, pork chops, and steak.
  • At midnight, Dick, Niuniu, and Lao Ba drank together, and Lao Ba celebrated escaping a dwarf’s control.
  • When Alps and Guoguo arrived at the tavern, Dick told Niuniu to close up and asked the siblings how they had ended up there.

Ch. 369The mastermind behind it all

Alps told Dick how Guoguo awakened his power to control giant deep-sea creatures and how Slithereen Slark hunted them, leading Dick to suspect a conspiracy connected to the sleeping Medusa. The next morning, Dick joined Niuniu at the square, where a crowd gathered to watch them arm-wrestle again.

  • Alps explained that Guoguo was adopted, awakened his creature-controlling ability while protecting their village, and had been hunted by fishman guards who killed their mother.
  • Alps identified the guards’ leader as Slithereen Slark, and Dick connected Slark’s return to the capital with the empress and Princess Nazi.
  • Dick suspected a conspiracy involving Medusa’s sleep and the possibility that Guoguo’s controlled sea beasts might run wild, then planned to return to the palace.
  • After learning the Siren sisters had not returned to the palace, Dick went with Niuniu to the square, where Niuniu defeated two fishmen at arm-wrestling.
  • Dick challenged Niuniu to another match and offered a hundred Siren silver coins as stakes, prompting fishmen in the crowd to place bets.
  • The man in the cowboy hat announced the championship arm-wrestling match between Dick and Niuniu.

Ch. 370Humanity's seven deadly sins

Dick and Niuniu staged an arm-wrestling match so Niuniu could win enough money to expand his tavern. After a fishman guard delivered a speech branding land-dwellers evil, Dick challenged his claim and argued that fishmen were guilty of the same sins.

  • Dick and Niuniu arm-wrestled, and Niuniu won after forcing Dick's hand onto the stone table and splitting it.
  • Dick secretly signaled Cowboy Hat, who slipped him a money pouch; the two had arranged the match to help Niuniu win gambling money for his tavern.
  • Dick and Niuniu went to hear a fishman guard rally the crowd for war by accusing humans and other land-dwellers of the seven deadly sins.
  • Dick told the crowd that fishmen also bore the seven deadly sins, repeated the guard's accusations with fishmen as the subject, and declared neither race wholly righteous or evil.

Ch. 371The empress agreed

Dick challenged the fishmen’s war propaganda, but Empress Nami returned and publicly agreed to attack the surface world. After Nazi helped prevent Dick’s arrest, he warned Valkyrie that the Deep-Sea World was recruiting troops and war could begin soon.

  • Dick accused the fishman guard of using human writings to stir up conflict, but Commander Sparta stopped their argument and declared that Nami had approved a war against the surface.
  • Dick waited for Nami and Nazi to return, then Sparta ordered guards to arrest him for disrupting the war propaganda.
  • Nazi reminded Nami that Dick had saved her life, and Nami ordered the guards to release him.
  • Nami announced that the fishmen would invade the surface and recruit warriors, while Sparta sent her and Nazi back to the palace.
  • Dick returned to the sacrificial palace and told Valkyrie that the Deep-Sea World was preparing for war.

Ch. 372The Sea God Temple

Dick and Valkyrie suspected that a traitor had used the Kraken’s mental power to put Empress Nami under control and knock Medusa into a sleep, so they entered the Sea God Temple to seek the Sea God Trident. They reached an altar holding a dagger, where Dick received a message in his mind.

  • Dick suggested that Empress Nami and Medusa might have been hypnotized by the Kraken, and he and Valkyrie suspected Priest Klaik was helping it.
  • Valkyrie ordered a snake warrior to secretly watch Klaik and learned that the empress had ordered the Sacrificial Temple’s priests to join a campaign against the human world in seven days.
  • Valkyrie decided to seek the Sea God Trident to save Medusa and the Siren queen, and she led Dick toward the Sea God Temple.
  • Dick and Valkyrie descended 999 steps, opened the sealed entrance, and chose the middle passage through the dark temple.
  • They reached an altar with a dagger in a stone bowl, and Dick suddenly received information in his mind.

Ch. 373Labyrinth Trial

Dick began the Labyrinth Trial of the Sea God's Trial and fought his way through a maze filled with water rats. After he defeated the swarm surrounding the exit circle, the formation activated and Valkyrie appeared beside him.

  • Dick cut his wrist and filled the stone bowl with blood, activating the maze.
  • Dick entered the maze, ignored the arrow-marked passage, and followed the blood-scented path as water rats gathered behind him.
  • Dick reached a clearing and stood inside a protective circle, but the trial did not advance while the water rats surrounded him.
  • Dick left the circle and used his sword, Piercing Cold Shockwave, and Fire Sign to kill the water rats.
  • Dick eliminated the last water rat, causing the circular formation to glow and Valkyrie to appear beside it.

Ch. 374Trial of Faith

Dick and Valkyrie passed the first two trials, then entered the final Trial of the Same Self, which required their symbiotic blood. In the mist-filled arena, they encountered red-eyed mirror images that attacked them with arrows.

  • Dick found that the water-rat corpses and traces of battle had vanished after he completed the first trial.
  • Valkyrie took the Trial of Faith and followed her faith in the Sea God to find the true path through the darkness.
  • Valkyrie chose to take the next trial, and Dick agreed to let her proceed for the sake of her people and her mother's safety.
  • Dick and Valkyrie used their blood together to activate the Trial of the Same Self and entered its arena.
  • As they walked through the mist, Dick tackled Valkyrie aside, and she blocked three arrows with a curtain of water.
  • Dick fired a Piercing Cold Shockwave at the attackers, revealing mirror images of himself and Valkyrie with glowing red eyes.

Ch. 375Face the Trial with Me

Dick and Valkyrie defeated their phantoms in the Sea God's trial and passed through a glowing gate. They arrived on a floating stone platform in a disorienting realm, with the Sea God Trident and Dick's mother still ahead of them.

  • Dick fought his phantom in the mist while Valkyrie battled hers, and Dick realized the trial could help him hone his skills.
  • Dick activated Blood of Madness, overwhelmed his phantom, and beheaded it, causing it to dissolve into light.
  • Valkyrie defeated her phantom and asked Dick to spar with her again so she could test herself against his full strength.
  • Dick and Valkyrie vanished from the arena and reappeared at the entrance to the Sea God's palace.
  • They entered the glowing gate and found themselves on a floating stone platform above upside-down storm clouds, beneath a deep-blue seabed filled with giant sea-beast skeletons.
Arc 15 of 19
Arc 15 of 19