Chapter Summaries

Marcel arrived at Jack and Irene’s home and found Jack murdered and Irene traumatized, while Zeyechuan planned to exploit Carla and join Reiner’s operation. In Trost, Jean and the others reached headquarters, where a Titan burst through the wall and sent everyone into panic.

• Zeyechuan assaulted Irene, killed Jack, and left Irene alive, intending to return.
• Marcel found Jack’s body and Irene in anguish, cared for them, and vowed to avenge Jack before seeking Reiner.
• Zeyechuan learned Carla was working in a Wall Rose barracks and planned to capture her and Eren after helping Reiner and the others defeat the Survey Corps.
• Jean, Marco, Reiner, and the others entered Trost headquarters after suffering heavy losses, and Jean blamed the supply soldiers for abandoning them.
• A Titan thrust its head through the headquarters wall, and the people inside screamed in terror.

Chen Si arrived at headquarters with a spectacular lightning attack, startling Reiner, Annie, Jean, and the other soldiers. After reuniting with Jean and Mikasa, he and the others faced a Titan until Eren's Attack Titan appeared, giving Armin and Connie a chance to explain their escape plan.

• Chen Si blasted apart two Titans with lightning, and Reiner and Annie wondered whether he was the Founding Titan.
• Chen Si teased Annie and revealed that he wanted to impress her and recruit her, while the soldiers hiding in headquarters mistook him for a god or a ghost.
• Chen Si reunited with Jean, who was shocked to find him alive, and Mikasa checked Chen Si for injuries.
• Chen Si explained his lightning as bioelectricity and joked with Jean as Connie and Armin arrived with Mikasa.
• An approaching Titan was knocked away by Eren in his Attack Titan form, and Connie announced Armin's plan to use Eren, Chen Si, and Mikasa to escape.

Chen Si and the others rested while the mysterious Titan fought nearby, and Chen Si prepared Armin for the political fallout if it proved to be Eren. Reiner tried to question Chen Si about what he knew, but Armin’s sudden question about Bertolt left Reiner fearing their identities had been exposed.

• Chen Si, Mikasa, and the others agreed that the rampaging Titan could help them survive, then found gas and sheltered in an attic.
• Chen Si and Mikasa told Armin that the Titan might be Eren and asked him to handle the Royal Government’s questions about their powers.
• Reiner worried that Chen Si might suspect the Warriors, while Annie wrestled with her feelings about Chen Si and snapped at Bertolt.
• Reiner approached Chen Si and reassured him that Eren might be rescued, then panicked when Armin asked what he would do if Bertolt were a Titan.

Chen Si reassured Annie that he valued her as a friend, and she accepted his friendship and hugged him. Their embrace left Mikasa furious and Bertolt stunned.

• Reiner denied that Bertolt could be a Titan and said he would be heartbroken if his friend were one.
• Chen Si teased Reiner about possibly being a Titan, then approached Annie after Reiner claimed his joke had upset her.
• Chen Si told Annie he admired her fighting skills and would remain her friend no matter what she became.
• Annie caught Chen Si by the hand and told him he was her friend too.
• Chen Si hugged Annie, while Mikasa grew furious and Bertolt stared in disbelief.

Chen Si and the 104th Cadet Corps prepared a coordinated attack on seven Titans in the supply room, but Chen Si remembered he needed Titan kills to upgrade his ability and struck first. He killed all seven Titans with a single lightning attack.

• Jean, Marco, and the others found weapons in the Military Police Brigade's storeroom, and Armin explained the plan to blind and kill the seven Titans simultaneously.
• Chen Si offered to handle the Titans alone, but his comrades insisted on working together, and the group prepared to carry out Armin's plan.
• The Lifting Platform descended into the supply room as the cadets took their positions around the seven Titans.
• Chen Si remembered that killing a hundred Titans could upgrade his ability and decided not to give away the kills.
• As the cadets opened fire, Chen Si unleashed Sevenfold Strike and killed all seven Titans at once.

Chen Si saved the soldiers from the Titans and helped Eren emerge from his collapsing Attack Titan. The group reached the wall, where they confirmed Eren was alive and his severed limbs had regenerated.

• Chen Si killed the Titans threatening the lift, then urged everyone to refill their gas and replace their equipment.
• Chen Si, Mikasa, and Armin watched Eren's Attack Titan being eaten, while Reiner and Annie argued that they should keep it alive as a potential ally.
• Chen Si killed the four Titans surrounding Eren, and Eren's Attack Titan collapsed and began to dissipate.
• Chen Si helped Eren out of the Titan's nape, reassured Mikasa that Eren was alive, and carried him to the wall.
• Armin discovered that Eren's arm and leg had grown back, while Reiner realized Eren was their target and Chen Si said he had helped too.

Chen Si, Eren, Mikasa, and Armin were detained by the Garrison, whose soldiers suspected the two boys of being Titans. After Eren woke and Kitz threatened them, Chen Si challenged the commander and the soldiers he had saved spoke up for him.

• Garrison soldiers escorted Chen Si, Eren, Mikasa, and Armin into the barracks, where they surrounded them with guns and a howitzer.
• Eren woke from a disturbing vision, cried that he would kill every Titan, and confused the soldiers, who feared he meant to kill them.
• Kitz accused Eren, Armin, Mikasa, and Si Chen of treason and demanded to know whether they were humans or Titans.
• Chen Si mocked Kitz and defended himself by citing his fight against the Colossal Titan and his rescue of soldiers at the Supply Station.
• Two Garrison soldiers stepped forward to defend Chen Si, saying he had saved their lives.

Chen Si used Pixis's military token and his reputation to stop Kitz from executing Eren and his companions, but Kitz secretly ordered a cannon shot at Eren. Chen Si destroyed the cannon, killed its gunner, and left the Garrison soldiers too terrified to challenge him.

• Chen Si showed Kitz Commander Pixis's military token, and Kitz cleared him of suspicion while accusing Eren of being a threat.
• Rico and Mitabi warned Kitz about Chen Si and Mikasa's combat strength, while reports revealed Chen Si had killed more than twenty Titans.
• Kitz ordered Eren, Mikasa, Armin, and Chen Si to spread out and surrender their weapons, then secretly directed a gunner to fire at Eren.
• Chen Si killed the gunner with a lightning-fast strike, destroyed the cannon, and seized Kitz, who pretended to faint after Chen Si threw him aside.
• Chen Si claimed the gunner had violated Pixis's order and announced that he had executed him, while the soldiers stayed silent and dared not object.

Chen Si and Mikasa faced punishment from Commander Pixis after Chen Si’s unauthorized execution, while Armin offered Eren a chance to prove his usefulness. Mina later woke in the military hospital, where Historia and Carla cared for her.

• Chen Si forced the crowd to support Eren, but Commander Pixis arrived and confronted him over his use of force.
• Pixis stripped Chen Si of his top graduate standing and Military Police eligibility, then gave the top graduate standing to Mikasa while also barring her from the Military Police.
• Armin urged Pixis to let Eren use his Titan power for humanity and offered to explain an operation plan.
• Mina woke in the military hospital and learned that Chen Si and Armin had saved her and that she had suffered a severe concussion.
• Carla told Mina to stay in bed and gave her medicinal broth while Historia looked after her.

Mina woke up and began recovering while Historia went to meet Patrick, who had returned in a ruined state. Patrick revealed that the Girl's Strap had tortured and murdered his parents and everyone at his father's estate.

• Mina woke up, complained that Dr. Yeager's medicine was bitter, and thanked Chen Si and Armin through Historia.
• Kirstein told Historia that Patrick was waiting for her, and the Goddess Mutual Aid Society followed along to protect her.
• Historia and the others discovered that Patrick himself had arrived, battered and exhausted, and Patrick knelt to beg Historia for help.
• Patrick said the Girl's Strap had tortured and murdered his parents and everyone at his father's estate.

Patrick recounted how Zeyechuan built the criminal group Girl's Strap in Wall Sina before Kenny Ackerman destroyed it, and asked Historia to get Chen Si's help finding the escaped leader. Chen Si and Mikasa then spoke with Pixis, who confronted Eren about accepting responsibility for the danger he had caused.

• Patrick told Jean, Connie, and Sasha that Zeyechuan had led Girl's Strap, a criminal organization that terrorized Wall Sina, and that its leader had escaped to Wall Rose.
• Two and a half years earlier, Zeyechuan used Pieck's help to kill nobles and gang leaders, build his organization, and destabilize Wall Sina until Kenny Ackerman attacked its headquarters.
• Kenny killed Girl's Strap's members and wounded Zeyechuan, but Pieck concealed them both with his invisibility, allowing them to escape as the organization collapsed.
• Patrick asked Historia to pass a request to Chen Si to help catch Zeyechuan, and Historia promised to tell him as long as he would not be put in danger.
• Chen Si teased Mikasa on Wall Rose before Pixis warned that opposition to admitting Chen Si to his Elite Squad would be strong.
• Eren admitted that his failure to understand his situation had put Chen Si, Mikasa, and Armin in danger, and he firmly agreed to accept responsibility.

The Survey Corps fought Titans while Zhang Surou protected the soldiers, then Erwin ordered a retreat after learning the wall had likely fallen. Meanwhile, Chen Si and the others persuaded Pixis to consider using Eren’s Titan power to retake the city, and Pixis placed his trust in Eren.

• Levi and Hange cut down Titans as the Survey Corps reinforcements joined the battle, while Petra tended to the wounded.
• Zhang Surou rescued Petra from Titans and confirmed a mortally wounded soldier could not be saved; Levi promised the soldier he would wipe out the Titans.
• Zhang Surou secretly made an approaching Titan gouge out its own nape, then Erwin ordered the Corps to retreat because Titans were heading toward town and the wall had likely fallen.
• Zhang Surou thought about going to find Chen Si, then mounted her horse and followed the retreating forces with Petra.
• Pixis questioned Armin about using Eren’s Titan power to retake the city, and Chen Si said he would protect Eren because he had promised Eren’s mother.
• Pixis laughed at Chen Si’s promise and told Eren he trusted him to carry out the plan.

After agreeing to help with the Trost District Retaking Operation, Chen Si learned that Patrick had asked Historia to seek his help. Historia revealed that the request involved Girl's Strap, and Chen Si decided to confront him.

• Eren vowed to do everything he could to plug the breach, and Pixis urged the soldiers to place their hopes in the Retaking Operation.
• Pixis privately demanded that Chen Si add another two hundred bottles of liquor to his supply, and Chen Si teased Rico before leaving the wall.
• Chen Si met Trout, learned that Trout's squad had been wiped out, and offered to buy him a drink before the operation.
• Historia rushed to check that Chen Si was unharmed, then pulled him aside to tell him Patrick wanted his help.
• Historia explained Patrick's request involved Girl's Strap, and Chen Si asked her to take him to see Patrick after remembering he had one more thing to do.

Chen Si visited Mina and learned that Thomas remained unconscious, then reunited with Carla before the assembly bell summoned the soldiers. As Mikasa went ahead, Chen Si stayed behind briefly and reflected on his feelings and his hopes for her.

• Chen Si persuaded Sasha not to tell Mikasa about what she had seen by promising her Marley delicacies.
• Chen Si visited Mina with Historia, joked about losing his Top Graduate title, and learned that Thomas was still unconscious from his injuries.
• Carla hugged Chen Si in relief, then scolded him for speaking recklessly while Eren and Mikasa laughed.
• Hannes warned Chen Si that the commander had a plan to announce, and the assembly bell rang.
• Chen Si urged Carla to stay in the barracks, then told Mikasa to go ahead while he stayed behind for five minutes.

Chen Si learned that Zeyechuan, an invisible criminal who had rescued Bertolt, was connected to Patrick’s parents’ deaths and could threaten the walls. He agreed to help Patrick and planned to use Marcel’s bait scheme to draw out Zeyechuan before joining the soldiers gathering for the Trost District Retaking Operation.

• Patrick told Chen Si that Zeyechuan led the Girl's Strap, had killed his parents, and repeatedly escaped the Central Military Police Brigade.
• Chen Si deduced that Zeyechuan’s ability was invisibility and identified him as the person who had rescued Bertolt.
• Patrick revealed that Marcel planned to use his friend as bait to capture Zeyechuan, and Chen Si agreed to help Patrick.
• Chen Si told Patrick to let his enemies fight each other, then left to join the soldiers assembling for the Trost District Retaking Operation.
• Jean, Marco, and Mikasa spoke with Chen Si, who explained that stopping Zeyechuan would protect them and Aunt Carla.

As fear and dissent threatened to unravel Pixis's Trost District Retaking Operation, Chen Si rallied the soldiers with a fiery speech. The crowd regained its resolve, and Pixis officially launched the operation, while a strange creature watched from Wall Rose and leaped away.

• Soldiers and cadets resisted the retaking plan, and a Garrison officer threatened to desert with others as Pixis explained Eren's role in sealing the gate.
• Chen Si rose into the air amid lightning and urged the soldiers to fight for humanity's freedom and dignity.
• Eren and the 104th Cadet Corps led the crowd in chanting for humanity, and the frightened soldiers surged back with renewed fervor.
• Mikasa caught Chen Si as his power ran low, while Pixis declared the Trost District Retaking Operation underway and the soldiers saluted.
• A huge, flat-mouthed creature watched the soldiers from the far end of Wall Rose, then leaped off the wall.

As the Trost District retaking operation began, Chen Si operated alone to kill Titans while Eren struggled to transform and seal the breach. The chapter ended as Eren jumped from a rooftop and blue and yellow lightning bolts erupted at the same time.

• Father Nick learned about the Church of Thunder and rushed to Wall Rose to preach against it.
• The troops finalized a plan to draw the Titans’ attention, have Eren seal the breach, and protect him; Chen Si chose to operate alone, while Mikasa joined the combat troops and Historia joined the main force.
• Chen Si told Mikasa to retreat if she was in danger, then flew toward a cluster of Titans and killed six before charging into a group of twelve.
• Mitabi rushed to help Chen Si, while Rico remained near Eren and watched him fail to transform.
• After Armin encouraged him, Eren bit his hand and jumped from a rooftop as Rico shouted at him; at the same moment, a blue and a yellow bolt of lightning shot skyward.

Eren lost control after transforming and attacked Mikasa, causing the operation to reclaim Trost District to collapse as soldiers faced overwhelming Titan numbers. Chen Si fought through the horde and found his friend Trout dying, then carried his body to the Tower as the crisis around Eren continued.

• Eren transformed into the Attack Titan, while Chen Si killed twelve Titans and joined the effort to clear a path toward the gateway.
• Eren attacked Mikasa, then smashed his own face when she clung to him and tried to reach him; Rico fired a red flare to signal the operation’s failure.
• Pixis refused to order a retreat and told the soldiers to keep fighting, while Ian’s squad faced Titans closing in from both directions and considered abandoning Eren.
• Chen Si cut through the Titans to reach Eren, found the mortally wounded Trout beneath an overhanging roof, and heard Trout call him a hero and a friend before dying.
• Chen Si carried Trout’s body to the Tower and reflected on the soldiers who had died while Eren remained out of control.

Chen Si slapped Eren twice, and Eren briefly awakened without regenerating his limbs. As Ian, Rico, Mikasa, and the others prepared to fight on, Chen Si set out to attack Titans farther away.

• Ian insisted that the soldiers must keep fighting and protect Eren, while Rico argued that their deaths would be pointless if they could not seal the breach.
• Chen Si struck Eren twice, awakening him, but Eren’s limbs did not regenerate and he soon closed his eyes again.
• Ian ordered Rico’s squad to attack a 12-meter-class Titan and declared that Eren must be protected; Rico eventually agreed to follow his orders.
• Chen Si reassured Ian that Eren would wake up, then assigned Mikasa and the others to fight nearby Titans while he went after a group farther away.
• Ian and Mikasa set off to fight together, and Mikasa blushed as she insisted Chen Si was family.

Chen Si fought to hold back the Titans while the soldiers struggled to protect Eren and survive the failed operation. As Jean and Connie came under attack, Chen Si rescued them, but his gas ran low, and Annie saved him from a Titan.

• Chen Si killed a large number of Titans near the breach, while the Elite Squad marveled at his strength and Mikasa reported that the operation had failed.
• Armin ignored Mikasa’s warning, climbed onto Eren’s Titan body, and stabbed its nape while calling for Eren to wake up.
• With his equipment damaged and Titans closing in, Jean tried to take gas canisters from a dead soldier as Connie rushed to help him.
• Chen Si killed the Titan threatening Jean, then rescued Connie from an Abnormal Titan and urged them to pull back when his gas ran low.
• Annie killed a Titan that was about to strike Chen Si after his equipment failed, then warned him to conserve his gas.