Ep. 4: Yuuji learns of Asako's death and faces a mission involving Heath Oslo.

Asako’s health declines rapidly due to past injuries and booster drug usage, leading to her peaceful passing despite Yuuji’s desperate pleas. Grieving, JB recalls their childhood in an orphanage and invites Yuuji to live with her. He later embarks on a soul-searching trip they once planned, eventually returning to enroll in Mihama Academy to live a normal life. While narrating his past, JB’s assistant Chiara Farrell interrupts, prompting Yuuji to leave. He is immediately assigned to assassinate Ethan Glow, who is revealed to be Heath Oslo, the terrorist who raised him after his mother’s death. Overcome with emotion, Yuuji fails the mission and is abducted by an unknown group. Back at school, the girls are shocked to see Yuuji on the news, falsely implicated in Oslo’s terrorist attack.
Episodes
- Ep. 1 · Dormitory girls grapple with guilt over Yuuji's past while reading his story
- Ep. 2 · Yuuji joins Asako's organization and trains at an American military academy.
- Ep. 3 · Danny's funeral prompts Yuuji to recall army days with his platoon and his struggle to kill.
- Ep. 4 · Yuuji learns of Asako's death and faces a mission involving Heath Oslo.
- Ep. 5 · The Seed of Blanc Aile I Synopsis: Chizuru shares Yuuji's warning about his disappearance, prompting Yumiko to suspect government leverage against Heath Oslo. Mihama Academy closes due to funding loss, leading the girls to investigate Yuuji's fate. They discover Oslo smuggled a weapon of mass destruction into Japan. Yumiko meets James Okada, a former intelligence operative, who reveals Yuuji's location and explains the Thanatos System, a semi-organic computer capable of hacki
- Ep. 6 · The girls settle into Yumiko's boathouse while Kazuki confirms her identity and Thanatos offers help.
- Ep. 7 · JB warns Chiara while Thanatos plans a 100 million rescue for Yuuji on August 6
- Ep. 8 · The Seed of Blanc Aile IV