Chapter Summaries

Yuri fought Cain after Cain restored his Devil Heart and entered Devil Trigger, while Griffon brought the unconscious Sonia to safety. Erza asked Griffon to help Yuri recover Sonia's heart, but Griffon refused to interfere, insisting Yuri would not lose to a devil.

• Cain fused with the Devil Heart and transformed into his Devil Trigger, reaching S-Class strength.
• Yuri tossed Sonia out of the fight and told Cain that bonds could be stronger than he imagined.
• Erza tried to go help Yuri, but Griffon flew to the battlefield and returned carrying Sonia.
• Griffon told Erza that Sonia could still be saved if they recovered her Devil Heart in time.
• Erza asked Griffon to help Yuri, and her commanding presence startled him into explaining that Yuri would not lose while fighting a devil.

Yuri unleashed the Red Queen’s EX Level 3 mode and overwhelmed Cain with a relentless aerial assault. Cain eventually bound Yuri with blood threads, but Yuri tore through them and kept advancing, leaving Cain shaken by his apparent resilience.

• Yuri activated the Red Queen’s EX Level 3 mode and shattered Cain’s Blood Crystal with a single slash.
• Cain sent blood-colored spears at Yuri, but Yuri dodged through them and inflicted another wound before punching Cain into the sky.
• Yuri pursued Cain through the air with [Shunpo] and [Double Jump], repeatedly slashing him while Erza watched and Griffon explained that his own role was transportation.
• Cain secretly bound Yuri with blood threads, but Yuri forced his way through them despite being cut by the bindings.
• Yuri continued walking toward Cain, who became frightened by Yuri’s near-immortal resilience.

Cain unleashed Bloodborne Berserk to overpower Yuri, but Yuri revealed the Devil Bringer and overwhelmed him. Erza learned the name of Yuri’s transformed arm, while the narration explained that Yuri’s incomplete Devil Trigger let him wield demonic power without losing his human will.

• Cain used Bloodborne Berserk to grow larger, move on all fours, and charge at Yuri with enhanced speed and strength.
• Yuri struck Cain with his blue, scaled Devil Bringer, then seized him and dragged him through the forest before hurling him into the ground.
• Erza asked Griffon about Yuri’s transformed arm, and Griffon identified it as the Devil Bringer.
• The narration explained that Yuri’s half-Devil form was an incomplete Devil Trigger that let him gain demonic power while retaining his human will.

Yuri fought Cain, enduring his high-pressure steam and matching his enhanced strength with the Devil Bringer. He revealed the Devil Bringer’s ability to form a giant azure arm and sent Cain flying.

• Yuri charged through Cain’s scalding steam and struck his scales with the Red Queen.
• Cain used [Bloodborne Berserk] and his steam-releasing ability to control his body’s pressure, then attacked Yuri with enhanced speed and strength.
• Yuri met Cain’s punches with the Devil Bringer, overpowering him despite Cain swelling one arm to enormous size.
• Cain thought he had crushed Yuri, but Yuri pushed his fist upward from beneath the broken ground and knocked him flying.
• Yuri revealed that the Devil Bringer could form a giant azure arm of magic power to strengthen his attacks.

Yuri fought Cain after Cain entered the High-Risk Threshold and lost control, using the Yamato and the Red Queen to overcome his defenses and trigger an explosion in his overloaded body. Cain regained consciousness before turning to ash at sunrise, while Erza saw the emblem on Yuri’s left arm.

• Cain’s power intensified as he entered the High-Risk Threshold, and he attacked Yuri in a mindless frenzy.
• Cain used his scale-covered limbs as chain swords to trap Yuri, but Yuri unleashed the Yamato and broke free.
• Yuri wounded Cain with the Yamato, then used the Red Queen to overheat Cain’s body until it exploded.
• Yuri set Cain’s broken body ablaze with the Red Queen, preventing him from regenerating.
• Cain regained consciousness and asked Yuri why he had fought him; Yuri answered that he was half human and had met good people.
• Cain turned to ash as the sun rose, and Erza arrived and noticed the birdlike emblem on Yuri’s left arm.

Yuri, Erza, and Griffon tried to awaken Sonia after healing her body, then used her pendant to reach her mind. Sonia woke and recognized Erza, Yuri, and Griffon.

• Yuri placed the Demon Heart in Sonia’s chest and used demonic power to heal her injuries, but she remained unconscious.
• Griffon tried to revive Sonia with repeated shocks, while Yuri suspected she was asleep because of psychological trauma.
• Yuri and Griffon joked about burying Sonia, and Erza scolded them before Griffon remembered Sonia’s pendant.
• Yuri put the pendant around Sonia’s neck, and its magic flowed into her mind.
• Sonia murmured about her mother, opened her eyes, and greeted Erza, Yuri, and Griffon as the silly bird.

After Yuri and Erza helped Sonia regain her human form and left Caro Town, they returned to Fairy Tail in Magnolia. Yuri reunited with Guild Master Makarov, while young Natsu challenged him after learning how strong he was.

• Sonia thanked Yuri and Erza for helping her, and Yuri removed the demonic power inside her by thrusting his demon hand into her heart.
• Sonia said goodbye to Yuri and Erza outside Caro Town and gave them a parting gift, but they declined her offer to stay and accept more rewards.
• Yuri and Erza returned to the Fairy Tail guild, where the members welcomed them and teased Erza about bringing home a boyfriend.
• Cana explained to Natsu that Yuri had been away on high-difficulty jobs for over half a year, and Natsu ran over to challenge him.
• Yuri greeted Guild Master Makarov at the bar, poured himself a beer, and sent Griffon off to join the crowd.

Yuri returned to Fairy Tail after protecting Erza on a commission that Makarov had secretly arranged, then argued with Makarov over its payment and the damage he had caused on past jobs. After Yuri crashed through the guild wall with Natsu, the guild members realized how formidable he was, while Makarov hinted that he had another reason for sending Yuri on the commission.

• Yuri returned to Fairy Tail and told Makarov he had finished his job in Caro Town, which Makarov had sent him to protect Erza on her first mission.
• Makarov explained that he had arranged the commission because Erza was reluctant to rely on companions, and he had spotted a problem with her job.
• Yuri demanded an S-Class reward, but Makarov refused and scolded him for making the guild pay for damage caused during his past adventures.
• Yuri tried to leave, collided with Natsu, and smashed a hole through the guild wall before fleeing Makarov’s anger.
• The newcomers learned that Yuri was powerful, and Makarov suggested that protecting Erza had not been his only reason for sending Yuri on the commission.

Erza asked Cana about Yuri’s past, and Cana recounted how Gildarts found Yuri alone in the Sky-Splitting Grand Canyon during a legendary Ten-Year Quest. Erza suspected the story concealed a deeper truth about Yuri’s origins.

• Erza asked Cana to share what she knew about Yuri, and Cana said she had heard that Gildarts brought him back from a mission seven years earlier.
• Cana explained that Gildarts had accepted a Ten-Year Quest to investigate the Sky-Splitting Grand Canyon, where generations of explorers had vanished.
• Natsu interrupted Cana’s story, and Erza stopped his fight with Gray so Cana could continue.
• Cana said Gildarts had encountered nothing in the canyon except Yuri, whom he brought back to the guild.
• Erza reasoned that the quest and Yuri’s presence in the canyon could not be explained by Cana’s account, and she suspected there was more to the truth.

Yuri worried that staying with the guild would put everyone in danger because Devil might pursue the Yamato and the necklace needed to unseal the Force Edge. Clues from Caro Town suggested Devil was connected to the Demon World Tree, leaving Yuri with a more troubling mystery to investigate.

• Yuri asked Griffon whether he should leave the guild to protect its members, and Griffon urged him to consider his own wishes and trust that the master and Gildarts could help.
• Yuri recalled that Devil possessed the Rebellion Sword and Force Edge, while Yuri held the Yamato and one of the two necklaces required to unseal the Force Edge.
• Yuri remembered how the guild had welcomed him since Gildarts brought him back seven years earlier, though he had kept his distance and never written to them.
• Yuri examined Sonia's devil core and pendant and connected the Qliphoth branches in Caro Town to the Demon World Tree, which grew by feeding on human blood.
• Yuri realized that Cain's blood may have nourished the tree and wondered how a plant like the Demon World Tree had appeared in this world.

Yuri discovered that the pendant Sonia gave him transformed into the matching necklace after he infused it with demonic power, giving him the complete key. He suspected [Demon] had used Cain and Qliphoth in an experiment, then headed back to the guild with Griffon urging him to focus on becoming stronger.

• Yuri absorbed the Demon Heart with his Devil Bringer and felt his demonic power increase.
• Yuri infused Sonia's pendant with demonic power, causing it to glow blue and reveal a ruby that matched his necklace.
• Yuri realized the pendant and necklace formed the complete key and theorized that [Demon] had used Cain and Qliphoth as experimental subjects.
• Griffon told Yuri to focus on getting stronger, and Yuri thanked him before teasing him as they headed toward the guild.

In X778, Yuri returned to work after being evicted for spending all his money, and Makarov assigned him to a demon-hunting job alongside Erza. As Yuri and Erza set out, a great presence among the volcanoes sensed an old friend and wondered if he had survived.

• Cana explained that Yuri had been kicked out by his landlord, and Yuri admitted Griffon had exposed his savings on pizza and strawberry sundaes.
• Cana offered Yuri 100,000J and warned him to take a job instead of borrowing from Erza, while Gray explained that Yuri rarely repaid his debts.
• Yuri chose a request to slay a demon occupying a church, and Makarov insisted that Erza accompany him, offering Yuri payment for his previous request.
• Natsu blocked Yuri and Erza from leaving to demand a duel, but Yuri used his Devil Bringer to knock Natsu into the wall.
• Yuri led Erza out of the guild to start the job, while a figure among the volcanoes sensed a familiar presence and wondered if his old friend had survived.

Yuri and Erza traveled to remote Xiro Village to investigate a demon-related mission and heard the village chief’s account of a girl who had released a sealed demon. The demon now possessed her, and Yuri and Erza prepared to meet her.

• Yuri explained that the Red Queen was being repaired after it was badly damaged in his battle with Cain, while he considered the limits of his weapons and the possibility of getting a demon implement made for him.
• Yuri and Erza reached Xiro Village at dusk after Griffon guided them through the mountains.
• The village chief confirmed they were Fairy Tail mages and explained that a demon had been sealed in the church until a girl released it.
• The chief said the demon possessed the girl and claimed she might eventually lose control and attack the villagers.
• Yuri questioned the chief’s warnings, and then asked to be taken to see the girl.

Mirajane and her siblings faced the villagers’ fury after Mirajane was blamed for becoming possessed while driving a devil from the village church. As Mirajane realized they had to leave, Yuri appeared and revealed himself as a devil like her.

• The villagers gathered outside the Strauss home in Xiro Village and demanded that Mirajane and her siblings leave, blaming Mirajane for the village’s disasters.
• A stone thrown through the window struck Mirajane, and she apologized to Lisanna and Elfman for bringing trouble upon them.
• Lisanna opened the window and defended Mirajane, insisting that Mirajane had driven an evil devil from the church and had done nothing wrong.
• Mirajane comforted Lisanna and Elfman, then concluded that the siblings could no longer stay in the village.
• Yuri appeared inside the house and asked Mirajane to join him, then said he was a devil like her.

Yuri revealed Griffon and tried to recruit Mirajane by exposing her Devil Bringer and using magic to inflame her resentment toward the villagers. Lisanna’s plea helped Mirajane resist, but Yuri then proposed that Mirajane surrender herself in exchange for her siblings’ safety.

• Yuri summoned Griffon, who frightened Mirajane, Elfman, and Lisanna with threats of eating them.
• Yuri exposed Mirajane’s Devil Bringer and urged her to take revenge on the villagers who had driven her family away.
• Mirajane began to accept Yuri’s offer, but Lisanna cried out that Mira was not a Devil, helping her come to her senses.
• Mirajane slapped Yuri’s hand away and refused to join him.
• Yuri admitted he had used magic to stir Mirajane’s Devil power, then suggested she offer herself in exchange for her family’s peaceful life.

Yuri and Erza revealed that Mirajane was human and that her transformation came from Devil Take Over Magic, not possession. Yuri invited Mirajane, Elfman, and Lisanna to Fairy Tail so the guild master could teach her to control it.

• Yuri pressured Mirajane to leave the village, and she agreed after saying goodbye to Elfman and Lisanna.
• Griffon interrupted Yuri's staged act, and Erza revealed that Fairy Tail had come to investigate whether Mirajane was a devil.
• Yuri explained that he and Erza had tested Mirajane and concluded she was human, with a devil's power residing within her.
• Yuri identified Mirajane's ability as Devil Take Over Magic, which she had awakened while fighting the devil at the church.
• Erza said Mirajane could return to her human form by mastering the magic, and Yuri offered to take the siblings to Fairy Tail for training.

Yuri refused to let the villagers harm Mirajane and her siblings, then led them away to camp in the mountains. That night, Mirajane came out to speak with him, but Yuri tried to leave her on watch and head for Lisanna’s tent.

• Yuri declared Mirajane, Lisanna, and Elfman human and refused to carry out the villagers’ request, waiving the job payment.
• When a villager accused Yuri of failing to defeat the devil, Yuri summoned Griffon, whose lightning frightened the crowd as Yuri and the others left.
• The group camped in the mountain forest, where Mirajane cooked dinner and Yuri praised her cooking.
• Yuri offered to chat with Mirajane when she could not sleep, then told her to take his watch and headed toward Lisanna’s tent.
• Mirajane grabbed Yuri by the collar and pulled him back before he could enter Lisanna’s tent.

Mirajane confided in Yuri about her nightmares and worried that Fairy Tail would never accept her. After Yuri agreed to look after Lisanna and Elfman if she acknowledged him as her big brother, Mirajane misunderstood his meaning and ended the night mortified.

• Mirajane asked Yuri what Fairy Tail was like, and he described the guild members and its welcoming attitude toward people with difficult pasts.
• Mirajane asked Yuri to help look after Lisanna and Elfman, and he agreed on the condition that she acknowledge him as her big brother.
• Mirajane mistook Yuri's condition for a sexual request and leaned toward him before he clarified what he meant.
• Mirajane lunged at Yuri to silence his teasing, and they fell together beside the campfire.
• Yuri helped Mirajane to her feet, and she instinctively offered him the right hand she had always hidden.

Yuri tested Mirajane’s Devil Take Over by provoking the magic in her demon arm, while reassuring her that her feelings and attachments could keep her from becoming a real demon. As Mirajane’s Devil Trigger engulfed her in a surge of magic, Yuri prepared to face what came next with Griffon’s help.

• Yuri told Mirajane that her unsettled heart was keeping her from mastering Devil Take Over, and tried to reassure her about her magical talent.
• Mirajane broke down over being called blessed and asked whether she had been born a demon, so Yuri revealed his Devil Bringer and proposed a test.
• Erza woke when Mirajane’s demon arm released a powerful surge of magic, and Lisanna and Elfman rushed out after hearing the commotion.
• Yuri told Erza to take the children away as Mirajane entered Devil Trigger, then explained to Griffon that he hoped the test would resolve her inner conflict.
• Griffon questioned why Yuri would not use Yamato to separate the demon from Mirajane, but agreed to help him with the coming fight.

Yuri deliberately drew out Mirajane’s Devil Power and fought her berserk form to reach the source of her suffering. In a darkness-filled vision, Mirajane heard someone crying and saw a boy appear in a mirror.

• Yuri used magical resonance to amplify his influence over Mirajane’s Devil Power, causing her to go berserk.
• Yuri attacked Mirajane’s transformed body with the Devil Bringer, slamming her into the cliff and fighting her powerful magic.
• Mirajane sat alone in a dark vision as evil spirits and the villagers’ curses trapped her in despair.
• Mirajane heard faint sobs, turned toward them, and saw a crying boy reflected in a huge mirror.