Chapter Summaries

Chen Si graduated as the top cadet and received the King's Medal before celebrating with the 104th Training Corps at their graduation banquet. As Eren defended his choice to fight Titans and a cadet declared humanity could not win, Chen Si stood to challenge that despair.

• Mikasa blamed Sasha for a crash in the dining hall, and Chen Si laughed as Sasha protested.
• The graduation rankings named Si Chen the top graduate, with Mikasa Ackerman in second place, and an officer awarded Chen Si the King's Medal.
• At the banquet, Jean complained about ranking below Eren, and Chen Si noticed the girls had adopted his swearing, even Christa.
• Eren said he wanted to fight Titans rather than join the Military Police Brigade, while a blond cadet argued humanity could not win.
• Chen Si stood up and calmly challenged the claim that humanity could not win.

Chen Si delivered a rousing speech urging the cadets to reject their fear of Titans and fight for humanity, setting off a chant that spread throughout the camp. Keith and the Training Corps commander were moved by the uproar and sensed that the 104th graduating class could change humanity’s future.

• Chen Si argued that Titans were no more invincible than humans and invoked Levi’s height to challenge the cadets’ fear.
• Chen Si blamed the Titans’ invasion for rising bread prices and urged the cadets to drive out the Titans and defend Paradis Island.
• Eren led the cadets in chanting Chen Si’s slogans, while Annie, Christa, Mikasa, Armin, Jean, Reiner, and others joined in.
• Keith and the Training Corps commander heard the chanting, and the fervor spread from the mess hall to soldiers and officers across the camp.
• After reading the Clerk’s account of Chen Si’s speech, the Training Corps commander laughed with delight, and Keith sensed the 104th graduating class could turn humanity’s future.

Reiner, Bertolt, and Annie worried that they had to draw out the Founding Titan without Marcel, while Chen Si shared a quiet, flirtatious moment with Mikasa before Eren and Armin joined them. Eren, Armin, and Mikasa all declared that they would join the Survey Corps alongside Chen Si.

• Reiner said that watching Eren had revealed little beyond his willpower, and he and Bertolt worried about carrying out their mission without Marcel.
• Annie, Reiner, and Bertolt agreed that they had to act soon to draw out the Founding Titan.
• Chen Si sat beneath the stars, and Mikasa joined him, asking about his distant hometown and promising they would visit it together.
• Chen Si teased Mikasa about becoming his wife, but Eren interrupted before she could finish confessing her feelings.
• Armin announced that he would join the Survey Corps, and Eren declared that he would fight Titans alongside Chen Si.
• Mikasa also chose the Survey Corps, saying she wanted to protect Chen Si and Eren and did not want to lose another member of her family.

Chen Si saw Chris Vineyard, a new Survey Corps veteran who appeared to be another transmigrator, and realized he could no longer assume he was unique. After Chris noticed him too, Chen Si decided to assess the other transmigrators and prepare for threats rather than follow events passively.

• Armin asked about the stars, and Chen Si told him they were suns in a universe beyond the sky.
• The Survey Corps returned through Wall Rose, where the crowd cheered Erwin, Levi, Hange Zoë, and the popular Chris Vineyard.
• Chen Si recognized the name on Chris's stockings and concluded that she, like him, had transmigrated.
• Hannes praised the graduates and led Chen Si away from the crowd while Chris watched him and wondered if he came from the same place as her.
• Chen Si reconsidered his plans, resolved to strengthen himself, and weighed whether to befriend or eliminate other transmigrators.

Chen Si prepared for war, awakened his Ackerman bloodline after killing three Titans, and shared cooked meat with his fellow cadets. He left them ready to fight while looking forward to facing Bertolt.

• Chen Si collected his tempered blade and flew to the wall, where he learned several cadets had decided to join the Survey Corps.
• Sasha revealed she had stolen meat, and Chen Si offered to cook it before jumping from the wall toward three Titans.
• Chen Si awakened his Ackerman bloodline and killed all three Titans in rapid succession using lightning and Divine Sense.
• Chen Si shared the cooked meat with the cadets, who thanked and praised him.
• Chen Si ate with the others and prepared himself to face Bertolt.

Bertolt transformed into the Colossal Titan and breached Trost's wall, while Chen Si fought him alone. Chen Si pushed through Bertolt's steam and struck at the Titan's nape, leaving Bertolt's fate unresolved.

• Bertolt recalled Reiner's plan and, after struggling with his conscience, transformed into the Colossal Titan without triggering a nuclear blast.
• The Colossal Titan broke a hole in the wall and sent the soldiers flying; Sasha caught Samuel before he hit the ground.
• Bertolt swept away part of the wall, but Chen Si surged forward and cut the Titan's arm into pieces.
• Chen Si attacked the Titan's nape, was blasted back by steam, and discovered that his electrical power healed his burns.
• As Eren and the others failed to reach him, Chen Si forced his way through Bertolt's steam and drove his blade into the Titan's nape.

Chen Si defeated the Colossal Titan but ran out of gas and electricity, then fell asleep while Eren mistakenly believed he was dying. Zeyechuan fled toward Wall Rose, consumed by jealousy and hatred of Chen Si, while Pixis received news that Trost's gate had been breached.

• Chen Si failed to find Bertolt after the steam blast, fought a Titan without gas or electricity, and let Eren carry him to the wall.
• Chen Si asked Eren to find him somewhere to sleep, but Eren and the soldiers mistook his exhaustion for a fatal injury until Sasha confirmed he was breathing.
• Eren carried Chen Si toward the rear, vowing to avenge him as the soldiers saluted their top cadet.
• Zeyechuan escaped toward the rear carrying Bertolt's hand and became enraged by Chen Si's strength, fame, and presumed relationship with Mikasa.
• Zeyechuan recalled his flight from Kenny and his growing isolation after Pieck abandoned him and the nobles turned against him.
• A messenger told Pixis and Duke Baldo that the Colossal Titan had appeared in Trost District and breached its gate.

After Trost’s wall was breached, Pixis learned that Chen Si had fought the Colossal Titan and ordered the Garrison to recruit him. As the battle spread and the cadets prepared to fight, Mikasa found Chen Si unconscious and became furious at the Titans.

• Pixis refused Duke Baldo’s demand to abandon Trost, then learned from Rico that Chen Si had stood against the Colossal Titan and ordered the Garrison to organize defenses and recruit him.
• A Garrison soldier ordered Eren and the others to take the injured, unconscious Chen Si to headquarters for treatment.
• Trost’s refugees crowded toward the Inner City gate while Garrison soldiers fought the Titans; the vanguard was wiped out and Wall Rose was breached.
• The Training Corps officer sent the cadets toward the front line, while Franz comforted the frightened Hannah.
• Eren carried Chen Si to Mikasa, who checked his condition and, after hearing his steady heartbeat, felt an intense desire to kill the Titans, especially the Colossal Titan.

After Titans breached Trost District, the cadets prepared to join the defense as Jean overcame his fear and chose to fight. Chen Si recovered from his injuries, reassured Mikasa, and was summoned to meet Commander Pixis while Trout headed to the front.

• Kitz Woermann announced that Titans had breached Trost District and ordered the cadets to support the Garrison, protect civilians, and hold Wall Rose.
• Jean panicked about facing the Titans, but Eren and Marco encouraged him, and he agreed to go to the front with Marco.
• Mikasa carried the unconscious Chen Si to the supply station, and Eren told Jean that Chen Si had fought the Colossal Titan.
• Chen Si woke up after ten minutes, reassured Mikasa, and promised to rejoin her soon.
• Trout told Chen Si that Commander Pixis wanted to see him, then left for the front.

Chen Si met with Pixis and revealed that Titans were transformed humans, then declined to join the Garrison because he wanted to fight beyond the Walls. He left Pixis impressed and newly resolved to act, while Chen Si returned to the front.

• Chen Si visited Pixis's office and joked with Pixis and Anka before discussing his encounter with the Colossal Titan.
• Chen Si told Pixis and Anka that Titans were transformed humans and claimed he had seen the Colossal Titan vanish, leaving a human figure near the gate.
• Pixis offered Chen Si a place in the Garrison's elite squad, but Chen Si questioned whether it would let him join expeditions beyond the Walls.
• Chen Si criticized the military's focus on internal affairs and said he would not leave his comrades to fight alone.
• Pixis accepted Chen Si's decision, and Chen Si left with Pixis's prized wine after hinting that he would support Pixis and Erwin in any major plans.
• After Chen Si departed, Pixis smiled, asked Anka to pour him a glass, and ordered the remaining wine given to the soldiers at the front.

Carla reached Eren and Mikasa with medicine but was told to evacuate, while Eren headed for the vanguard. At the supply depot, Chen Si stopped Edward from asking Christa for a kiss, then teased Christa until she blushed.

• Carla arrived with medicine for Eren, Mikasa, and Chen Si, but Eren told her that Chen Si was safe at the command post.
• Ian ordered Mikasa to join the rear guard and told Carla to leave, so Mikasa escorted her away while Eren went to the vanguard.
• Chen Si reached the supply depot and found Christa comforting Edward, who was afraid of dying.
• When Edward asked Christa for a kiss, Chen Si punched him and convinced Christa that Edward enjoyed being hit.
• Chen Si teased Christa by calling her his queen, making her blush.

During the 849 snowy mountain training exercise, Chen Si secretly used his electricity to warm his friends and start a fire. When Christa and Daz went missing in the blizzard, he rushed into the forest to find them, leaving the others to decide whether to follow.

• Chen Si used electric arcs hidden in a snowball to warm Jean and then started a fire with Eren, who promised to keep his ability secret.
• The cadets warmed themselves by the fire, and Sasha identified a distant animal cry as a snow leopard.
• At camp, Reiner reported that Christa and Daz were missing, and the last group confirmed they had not seen them.
• Chen Si ran into the forest to search for Christa and Daz, telling Mikasa not to follow him.
• Mikasa insisted on going after Chen Si, Marco volunteered to join her, and the instructor ordered everyone to get inside.

Chen Si rescued Christa and Daz from the blizzard, but an avalanche buried him and Christa before they could reach safety. Christa revived Chen Si with the electrical energy in her body, and the next day Mikasa found them together in a cabin.

• The instructors agreed to send a rescue team after Chen Si went looking for Christa and Daz.
• Chen Si found Christa and Daz, carried them through the blizzard, and used his remaining electrical energy to keep Christa alive.
• An avalanche buried Chen Si and Christa, and Chen Si apparently died after pouring his remaining energy into her.
• Christa woke, dug Chen Si out of the snow, and carried him to a nearby cabin, where he soon regained consciousness.
• The next day, Mikasa reached the cabin with instructors and found Chen Si and Historia embracing.

Chen Si joined Hill’s squad, saved them from an abnormal Titan, and learned their mission was to find Duke Barren’s son while their families were threatened. He showed Pixis’s regimental token to release the squad from the search and flew toward the Inner City gate, where residents were blocked.

• Chen Si and Historia reached Hill’s squad, then Historia left to rejoin her own squad.
• Chen Si followed Hill’s team and killed an abnormal Titan before it could attack the soldiers.
• Hill explained that the squad had been ordered to find Duke Barren’s son, with their families’ safety held over them as a threat.
• Chen Si declared the mission impossible, showed Pixis’s regimental token, and sent Hill’s squad to reinforce the Vanguard Unit.
• Chen Si flew toward the Inner City gate, killing three Titans on the way, and found a large crowd of residents blocked there.

Chen Si forced Duke Barren to open the Inner City gate, then killed the duke and his butler and claimed they had died fighting Titans. After reuniting with Mikasa and Carla, he left to support Eren and the others while Mikasa prepared to confront the Merchants' Guild chairman.

• Duke Barren refused to let the residents enter the Inner City, but Chen Si arrived and ordered him to open the gate under Commander Pixis's authority.
• Duke Barren presented a Royal Government token to challenge Chen Si, who lured him and his butler away by claiming the duke's son had been found, then killed them and fed their bodies to Titans.
• Chen Si returned and told the residents that Duke Barren and his butler had died trying to save the duke's child, and the guards opened the gate.
• A caravan blocked the crowd, and Chen Si reunited with Mikasa and Carla before urging Carla to evacuate safely.
• Chen Si gave Mikasa his tempered blade and left to support Eren and the others, while Mikasa charged toward the gate with murderous intent.

Chen Si rushed to the front line and used Thunder Breathing to kill several Titans, but he was bitten and knocked unconscious while saving Mina. Armin believed Chen Si had died, and Eren was swallowed while rescuing Armin, leaving Connie to find Armin in shock.

• Chen Si sped toward the front line, killing three Titans on the way as his gas supply dwindled.
• Zeyechuan discovered that Titan attacks passed through him while he was invisible and planned to have Bertolt attack Chen Si.
• Chen Si reached Armin and killed five Titans with Thunderclap and Flash: Sixfold, then changed course to save Mina and severed another Titan's arms.
• A Titan bit off Chen Si's hand and sent him crashing unconscious into a house, while Armin mistakenly thought it had swallowed him.
• Eren rescued Armin from a Titan's mouth but was swallowed himself, and Mikasa heard his anguished scream from the rear.
• Connie found Armin dazed and asked where his squad was.

After hearing that Chen Si and Eren had apparently died, Armin was consumed by guilt while Historia and Connie tried to support him. Mikasa reached the wall and found Armin, then asked where Chen Si, Eren, and the others were.

• Historia asked Armin and Connie about Chen Si, and Armin broke down, revealing that he believed Chen Si and the others had died.
• Historia comforted Armin, then carried the unconscious Mina to find a medic; Armin flew away, and Trout ordered the soldiers to keep supporting the front lines.
• Mikasa spotted Titans surrounding the Supply Station and hurried toward it as Reiner, Bertolt, and Annie discussed their mission and a plan to capture Eren's mother.
• Mikasa found Armin and asked whether he was hurt, but he lowered his head, overwhelmed by guilt over surviving while Chen Si and Eren died.
• Mikasa asked where Chen Si, Eren, and the others were.

After hearing that Eren Yeager and Chen Si had died, Mikasa blamed the others and charged alone toward headquarters, but she ran out of gas and fell. Chen Si then awoke in a blood-soaked building and realized his electrical energy had given him Titan-like regenerative abilities.

• Armin told Mikasa that Eren Yeager, Chen Si, and the rest of the 34th cadet squad had died, and admitted that he had been too afraid to help.
• Mikasa drew Chen Si’s blade, condemned the soldiers as cowards, and flew toward headquarters to kill the Titans herself.
• Jean challenged the others to fight beside Mikasa, and the soldiers followed her across the rooftops toward the Titans.
• Mikasa raced ahead, cutting down Titans, while Armin worried that she was using too much gas.
• Mikasa suddenly fell onto a rooftop and dropped her blade as her gas ran out.
• Chen Si woke up, found his limbs intact, and realized that his electrical energy had regenerated his severed hand.

Chen Si returned in time to save Mikasa from Titans and reunited with Armin and Connie. As they hurried to regroup, Eren had transformed into the Attack Titan and faced another fifteen-meter Titan.

• After discovering his Vertical Maneuvering Equipment had run out of gas, Chen Si worried that Eren might not transform and rushed to find Mikasa.
• Mikasa lost hope after believing Chen Si was dead, but a spark from her blade helped her fight off a Titan until Chen Si struck it down with a lightning attack.
• Chen Si comforted Mikasa, carried her away, and killed a second Titan with a swift strike to its nape.
• Chen Si found Armin, who confirmed he and Mikasa were alive, and used Armin's equipment to fly them out of danger.
• Chen Si met Connie, and they hurried onward as Eren, transformed into the Attack Titan, faced another fifteen-meter Titan.

Chen Si helped Armin and the others realize that Eren was the human inside the Attack Titan, then used his lightning technique to kill four Titans at once. Eren’s Titan turned its attention toward headquarters.

• Chen Si told Armin that a human could be hiding in a Titan’s nape, and Armin concluded that Eren’s Attack Titan was human.
• Eren’s Titan defeated the Pure Titan by striking its weak point, while Mikasa and Chen Si recognized that it was Eren.
• Chen Si discovered that their Vertical Maneuvering Equipment had almost no gas left, but reassured Armin that he could carry him.
• As the group discussed luring Eren’s Titan toward headquarters, Chen Si used Thunder Fourfold to kill four Titans with lightning.
• Eren’s Attack Titan looked around after the Titans fell, then fixed its gaze on headquarters.