Chapter Summaries

Lin Qi defeated Arlong and his Fish-Men at Arlong Park, then arranged to return the stolen money to the nearby villagers and have Captain Nezumi punished. He took Arlong to Fish-Man Island to see Shyarly, where an awkward interruption revealed she had been changing clothes.

• Lin Qi reminded Arlong that he had once helped him escape Mary Geoise and promised Shyarly not to kill him.
• Lin Qi used Conqueror's Haki to knock out half the Fish-Men, while Arlong ordered the rest to submit and tie him up.
• Luffy and his companions arrived at Arlong Park, saw Lin Qi's victory, and quietly backed away without confronting Arlong.
• Lin Qi questioned Arlong about his treasure and asked Nojiko to return the plundered money to the villagers.
• Lin Qi called the East Blue Vice Admiral and demanded action against Captain Nezumi for colluding with pirates.
• Lin Qi took Arlong to Fish-Man Island and entered Shyarly's room, briefly catching her changing before she invited him inside.

Lin Qi returned Arlong to Shyarly, who arranged for Fisher Tiger to judge her brother’s crimes. After Fisher Tiger arrived and beat Arlong for his actions, Lin Qi left for Fish-Man Island’s Royal Palace, deciding not to ask Shyarly to predict the Summit War.

• Lin Qi returned Arlong to Shyarly, and she said Fisher Tiger would judge him rather than spare him punishment.
• Shyarly served Lin Qi coffee, and he considered asking her to predict the Summit War but decided against it.
• Fisher Tiger arrived, embraced Lin Qi, and went to confront Arlong about his crimes.
• Arlong rejoiced that Fisher Tiger was alive and offered to return the Fish-Man Pirates captaincy, but Fisher Tiger beat him in anger.
• Lin Qi left Shyarly’s home and headed for the Royal Palace of Fish-Man Island.

Lin Qi visited Fish-Man Island and took Neptune’s Three Princes as his disciples for two months before bringing them to East Blue. He reunited with the grateful villagers near Arlong Park and arrived at Nami’s home as Luffy tried to recruit her as his Navigator.

• Lin Qi asked Neptune and Queen Otohime for permission to take Hody, Hoshi, and Fanche Star as disciples, and they agreed.
• Lin Qi left Fish-Man Island with the Three Princes, while Shirahoshi arrived too late and cried when she learned he had gone.
• The Three Princes traveled with Lin Qi to East Blue, where he learned that the Marines had taken away most of Arlong Park’s Fish-Men.
• The villagers welcomed Lin Qi and thanked him for driving Arlong away and returning their money, while the Second Prince was stunned when a little girl called him ugly.
• At Nami’s home, Luffy asked Nami to join his crew as Navigator and won her interest by offering her control of their money.

Nami decided to join the Straw Hat Pirates and set out to fulfill her dream of mapping the world, while Lin Qi promised to move Orange Village to the West Sea. After Nami and the Going Merry sailed away, Lin Qi transported the villagers to their new home.

• Nami agreed to travel with the Straw Hat Pirates after waiting to say goodbye to Lin Qi, who returned with Hody's Three Brothers.
• Sanji eagerly befriended Hoshi after learning that he was the Second Prince of Fish-Man Island and could introduce him to Mermaid Girls.
• Nami kissed Lin Qi goodbye, stole the villagers' wallets as a playful farewell, and boarded the Going Merry with the Straw Hat Pirates.
• Lin Qi told Bellemere and the villagers that he would take them to the West Sea and give them a resource-rich island to live on.
• The villagers agreed to relocate, and Bellemere and Nojiko stepped through a transport window after the residents packed their belongings.

Lin Qi watched the Straw Hat Pirates progress through Reverse Mountain, Whiskey Peak, and Little Garden while training Hody and his brothers and speeding up construction of Pluton. In Nanohana, he met Ace and warned him that pursuing Blackbeard would cost him his life, leaving Ace to consider the question.

• Lin Qi received a Weighted Suit during the Loguetown incident and distributed the sets among his researchers and Hody's brothers.
• The Straw Hat Pirates crossed Reverse Mountain, recruited Brook, and Lin Qi used a System reward to speed up Pluton's construction to two months.
• The Straw Hat Pirates defeated Baroque Works at Whiskey Peak and agreed to help Princess Vivi, then continued through Little Garden.
• Lin Qi trained Hody and his brothers as their strength rapidly improved.
• The Straw Hat Pirates reached Nanohana, where Zoro spotted a Whitebeard Pirates member seeking Luffy and Lin Qi encountered the sleeping Ace.
• Lin Qi warned Ace that pursuing Blackbeard would lead to his death, and Ace asked whether Lin Qi had come to persuade him to stop.

Lin Qi left Ace after warning him about pursuing Teach, then followed the Straw Hat Pirates across the desert. When Luffy drank all their water and Nami collapsed from heatstroke, Lin Qi descended to help, leaving her fate unresolved.

• Ace misunderstood Lin Qi's intentions and vowed to keep pursuing Blackbeard, while Lin Qi left the meal money and departed.
• Red-Haired tried to persuade Whitebeard to stop Ace's pursuit of Teach, but Whitebeard refused and the two clashed.
• Lin Qi traveled through the desert with Byrnndi Waldo and Tom while the Straw Hat Pirates continued overland with too little water.
• Nami fainted from heatstroke after the group took shelter, and they discovered that Luffy had drunk all their water.
• Sanji searched unsuccessfully for water, the Straw Hat Pirates argued, and Luffy begged Nami not to die.
• Lin Qi descended from the sky, glad he had followed the Straw Hat Pirates before Nami could die.

Lin Qi saved Nami in the cave, agreed to help Vivi but insisted the group handle the crisis themselves, and later the Straw Hats reached Rainland. There, Crocodile captured them and admitted he had framed Vivi’s royal family, leaving Vivi shaken by his claims about the people’s resentment.

• Lin Qi revived Nami with water and recovery potion, then ordered Waldo to beat Luffy for his carelessness.
• Lin Qi reassured the others, met Brook again, and watched Tom and Chopper bond over being talking animals.
• Vivi asked Lin Qi to save her country, and he agreed to help if the situation became critical while leaving the group two barrels of water.
• After Nami recovered, the group continued to Rainland, where Vivi tried and failed to assassinate Crocodile alone.
• Crocodile trapped Luffy, Nami, Usopp, Zoro, and the others in Seastone bars and confessed that he had engineered the Dance Powder incident to frame the royal family.
• Crocodile claimed the people’s jealousy and resentment had made them easy to deceive, and Vivi struggled to reject his words.

Lin Qi rescued Nami and Vivi from Crocodile’s flooding prison, then watched Luffy fight Crocodile and get impaled before saving him from quicksand. He gave Luffy medicine and revealed that water could counter Crocodile’s sand powers.

• Crocodile admitted to framing King Cobra and the royal family, then flooded the prison and left the captives to drown.
• Lin Qi freed Nami and Vivi but left Zoro, Luffy, Chopper, and Brook locked up, trusting that Sanji would rescue them.
• Lin Qi took Nami and Vivi outside the Casino and reassured Vivi that the others would be safe.
• Luffy attacked Crocodile but could not hurt his Logia body, and Crocodile pierced him with his golden hook and threw him into quicksand.
• Lin Qi rescued Luffy, gave him healing medicine, and told him that water was Crocodile’s weakness.

Lin Qi rescued Vivi and Luffy from Crocodile's attacks in Alabasta, while Crocodile obtained a rubbing of the Poneglyph and escaped with King Cobra. Luffy caught up to Crocodile and finally hurt him by coating his fist with water.

• Lin Qi caught Vivi after Crocodile threw her from the tower, but Crocodile knocked Cobra down and then carried him away.
• Crocodile dried Luffy into a shriveled body, but Lin Qi revived him with water, and Luffy pursued Crocodile again.
• Crocodile found the Poneglyph and copied its inscription before Luffy arrived and challenged him.
• Crocodile overwhelmed Luffy and trapped him in quicksand, but Tom rescued him.
• Luffy used water to strike Crocodile, then drank from his barrel and prepared to fight as Water Luffy.

Luffy defeated Crocodile after discovering that blood could counter the Suna Suna no Mi, while Lin Qi chose a bizarre reward and prepared to use Crocodile’s poisoned hook on the unconscious Luffy. King Cobra awoke and reunited with Vivi, leaving her watching anxiously as Lin Qi claimed the hook could save Luffy.

• Luffy struck Crocodile with water, but Crocodile adapted, drained the moisture from the ground, and knocked the water out of Luffy.
• Luffy punched Crocodile with a bloodied fist, revealing that liquid could counter the Suna Suna no Mi, while Lin Qi selected Choice One.
• Crocodile revealed the poison inside his hook, but he and Luffy exhausted themselves in a fistfight and both collapsed.
• Vivi dug King Cobra out of the sand, and he awoke and assumed Lin Qi had defeated Crocodile.
• Lin Qi sent Crocodile through a transmission window, took his golden hook, and told Vivi he would use poison to treat Luffy.

After Crocodile’s defeat, Lin Qi and the Straw Hat Pirates attended a victory banquet in Alabasta before King Cobra presented Lin Qi with a letter from Nefelt D. Lily. King Cobra hoped the letter would secure Lin Qi’s support for the kingdom, and Lin Qi asked what terms Cobra wanted.

• Lin Qi revived Luffy with Crocodile’s antidote, and King Cobra and Princess Vivi helped end the rebellion after Crocodile’s defeat.
• King Cobra hosted a victory banquet for Lin Qi and the Straw Hat Pirates, where Luffy devoured the food and left Chopper half inside his mouth.
• King Cobra invited Lin Qi to the palace hot springs and gave him a letter left by Nefelt D. Lily.
• Lin Qi asked King Cobra what terms he wanted, while Cobra hoped to gain Lin Qi’s backing to protect Alabasta from future threats.

Lin Qi read Lily’s letter, which revealed that the D Clan began as people who inherited the ideals of Joy Boy’s egalitarian D Nation, and explained how the World Government’s allied armies destroyed it. The letter left Lin Qi with the Nefelt Family’s legacy and clues about who could wield Pluton and when the power of Poseidon would awaken.

• King Cobra asked Lin Qi to protect the country, and Lin Qi agreed before reading Lily’s inherited letter.
• Lin Qi learned that D represented the will of freedom and that Joy Boy had founded the D Nation as an equal society called the Nation of Dreams.
• The letter explained that rulers feared losing their laborers, so Im and the twenty nations formed an allied army and attacked the D Nation.
• Before the D Nation fell, Joy Boy asked the Kozuki Clan to create Poneglyphs, which its people carried around the world to preserve its history and ideals.
• Lily realized Im had deceived her, withdrew from the World Government, left Poneglyphs about the Ancient Weapons, and entrusted her family with the record of Pluton.
• Lin Qi learned that controlling Pluton required an awakened Nefelt bloodline, which appeared about every 160 years, while a bearer of Poseidon’s power appeared about every 400 years.

Lin Qi and King Cobra learned that Queen Lily had urged Alabasta to trust the D Clan and oppose the World Government, while Vivi’s resemblance to Lily suggested she could unlock Pluton’s true power. The two allied against the World Government, and Lin Qi revealed he already had Pluton’s blueprints and planned to complete its construction within two months.

• Lin Qi read Lily’s letter and learned of her call for the D Clan to gather Pluton and Poseidon against the World Government.
• Lin Qi found a photograph of Queen Lily and concluded that Vivi’s awakened bloodline could unleash Pluton’s full power.
• Lin Qi and King Cobra pledged to work together and exchanged a secure Den Den Mushi for future contact.
• King Cobra revealed that Alabasta’s Poneglyph recorded Pluton’s location, and Lin Qi said the ancient battleship lay beneath the sea near Wano Country.
• Lin Qi told King Cobra that he already had Pluton’s blueprints and that construction would be completed within two months.
• King Cobra urged Lin Qi to keep the blueprints and Pluton’s construction secret from the Three Factions.

Lin Qi peeped into the girls’ bath after King Cobra encouraged him, only to be caught in Nami’s prank. After returning to the West Sea, he received Im’s warm underpants and found no DNA on them, then examined Crocodile’s memories and discovered that Crocodile had looked like a young woman at age twenty.

• King Cobra encouraged Lin Qi to peek over the bathhouse wall, where Nami and Princess Vivi caught him and Nami briefly let her bathrobe fall.
• Lin Qi swatted Chopper, Brook, Sanji, and the others down from the wall after they tried to look too.
• Lin Qi returned to the West Sea and received Im’s Underpants from the system, then noticed they were still warm.
• Im sensed that something had vanished and searched Pangu City with her third eye, while Lin Qi failed to find any DNA on the underpants and stored them away.
• Lin Qi used a Memory-Memory Fruit User to view Crocodile’s memories and saw that Crocodile had been a young woman at age twenty.

Lin Qi reviewed Crocodile’s memories and learned how her defeats and obsession with becoming the strongest led her to change her sex and abandon training. He had Irene extract Ivankov’s Female Hormone and injected Crocodile with it, causing his body to begin changing.

• Lin Qi saw that Crocodile had been a woman before Ivankov changed her into a man.
• Crocodile’s memories showed that she fought Bullet to a draw, then suffered a crushing defeat from Whitebeard and was scarred before jumping into the sea.
• Ivankov saved Crocodile, who blamed her female body for her weakness and begged him to use his power to make her a man.
• Crocodile challenged Whitebeard again, lost an arm, and gave up on training after another defeat.
• Lin Qi had Irene extract a dose of Female Hormone from Crocodile’s memories and injected it into the unconscious Crocodile, whose body immediately began to change.

Lin Qi transformed Crocodile back into a woman and used the last vial of Female Hormone to make her obey him in hopes of changing back. Crocodile left to gather her subordinates, but after Doflamingo mocked her in the royal capital, she destroyed a forest and lamented her new body.

• Irene restored Crocodile's memories and woke her after Female Hormone had transformed her into a woman.
• Lin Qi revealed he knew Crocodile's secret and offered the last vial of Female Hormone as leverage, telling her he would give it to her when she behaved.
• Crocodile followed Lin Qi, then left for Alabasta after he warned her not to do anything bad.
• Crocodile encountered Doflamingo, who recognized and mocked her, and Irene intervened to stop them from fighting in the royal capital.
• Crocodile destroyed a forest after Doflamingo left and complained that her chest made movement painful and inconvenient.

Lin Qi appeared in a tavern beneath Skypiea, where Luffy’s crew asked for directions, and told them how to reach the sky island. Bellamy then arrived and begged Lin Qi to accept him as a loyal subordinate, having changed his ways to become a good thug.

• Mark reported that Luffy’s crew was nearing Skypiea, and Lin Qi decided Enel should welcome them.
• Luffy’s crew learned that Lin Qi had previously reached Skypiea and that he ruled the West Blue as its emperor.
• Lin Qi appeared at the tavern, and Nami asked him to stop frightening the crew.
• Lin Qi gave Luffy’s crew directions to Skypiea, and Nami thanked him with a kiss.
• Bellamy arrived, introduced himself as a Spring-Spring Fruit user, and begged Lin Qi to let him serve as a loyal subordinate.

Lin Qi sent the Straw Hat Pirates toward Skypiea and chose the chance to gain Enel’s Mantra, while Blackbeard’s attempt to pursue Luffy was disrupted by the undersea eruption. The Straw Hats reached the White Sea, where they struggled with the thin air and Luffy sank after jumping into the clouds.

• Lin Qi selected the reward of Special Observation Haki—Mantra and contacted Enel to prepare for the Straw Hats’ arrival.
• Nami guided the Going Merry into the undersea volcano’s rising current, which carried the crew into the sky toward Skypiea.
• Blackbeard abandoned his plan to capture Luffy after the eruption disrupted his raft and threatened his crew.
• The Straw Hats paid the entrance fee and sailed through the sea-current tunnel to the White Sea.
• Luffy and others suffered from oxygen deprivation, and Luffy jumped into the White Sea before sinking as his strength failed.

Enel challenged Luffy to a fight, confident his lightning would defeat the Rubber Monkey despite Lin Qi's warning. Luffy endured Enel's first attack, but Enel's stronger lightning began to overheat and melt his body.

• Zoro pulled the nearly drowned Luffy from the White Sea, and Chopper revived him while Nami scolded him.
• God's Guard brought the Straw Hat Pirates to Enel, who challenged Luffy to withstand three lightning strikes or face him as a group.
• Nami stepped aside, and Luffy chose to fight Enel alone despite Usopp's offer to help.
• Luffy's rubber fist passed through Enel, who explained that Luffy did not know Armament Haki and launched a 10 Million Volt Thunder Bird.
• Luffy survived the Thunder Bird with little damage, revealing his resistance to lightning, and Enel attacked again with a 30 Million Volt Thunder Beast.
• The Thunder Beast enveloped Luffy, whose body turned transparent and then glowing red as it began to melt.

Enel accidentally killed Luffy with his Thunder Dragon, then defeated Zoro and the others when they attacked him. Lin Qi intervened, revived Luffy, and gained a greatly enhanced Mantra that let his Observation Haki cover an enormous area of Skypiea.

• Luffy endured Enel's first two lightning strikes and asked him to let the crew leave if he survived one final attack.
• Enel's Thunder Dragon left Luffy apparently dead, and he knocked Zoro, Usopp, Sanji, and Chopper down when they attacked him.
• Lin Qi appeared, punched Enel for using too much strength, and assured Nami that Luffy would live.
• Lin Qi revived Luffy, who woke and thanked him, while Chopper tended to the injured crew.
• Lin Qi completed his mission and gained a Mantra that increased his Observation Haki to Tier Six's peak and extended its range to roughly nine times Enel's.