Season 1
Episode: 1x01 | Airdate: Jul 4, 2007
Makoto Itou develops a crush on his classmate Kotonoha Katsura after seeing her on the train each morning. Encouraged by Sekai Saionji, Makoto gathers the courage to speak to Kotonoha, beginning a fragile and awkward relationship.
Episode: 1x02 | Airdate: Jul 11, 2007
Sekai helps Makoto and Kotonoha grow closer, but her own feelings for Makoto deepen. Emotional boundaries blur as Makoto struggles to understand what he truly wants.
Episode: 1x03 | Airdate: Jul 18, 2007
Makoto grows distant from Kotonoha while becoming closer to Sekai. Rumors spread through the school, and jealousy begins to take hold among their classmates.
Episode: 1x04 | Airdate: Jul 25, 2007
Makoto officially starts dating Sekai, leaving Kotonoha heartbroken. As emotions intensify, Makoto's indecisiveness causes pain to both girls.
Episode: 1x05 | Airdate: Aug 1, 2007
Makoto's attention drifts as other girls begin showing interest in him. His inability to refuse advances sets off a chain of betrayals and misunderstandings.
Episode: 1x06 | Airdate: Aug 8, 2007
Relationships fracture as Makoto's behavior becomes increasingly reckless. Sekai senses something is wrong, while Kotonoha becomes more isolated.
Episode: 1x07 | Airdate: Aug 15, 2007
The emotional fallout affects nearly everyone involved. Guilt, denial, and avoidance define Makoto's interactions as tensions quietly escalate.
Episode: 1x08 | Airdate: Aug 22, 2007
Kotonoha's mental state deteriorates as loneliness and obsession consume her. Meanwhile, Makoto continues making destructive choices without facing consequences.
Episode: 1x09 | Airdate: Aug 29, 2007
Conflicting emotions erupt. Secrets are revealed, trust collapses, and the atmosphere grows increasingly unstable.
Episode: 1x10 | Airdate: Sep 5, 2007
Makoto becomes emotionally detached, treating relationships casually and cruelly. Kotonoha's grip on reality weakens, and Sekai reaches a breaking point.
Episode: 1x11 | Airdate: Sep 15, 2007
Resentment and obsession peak. Miscommunication and emotional neglect push everyone toward irreversible actions.
Episode: 1x12 | Airdate: Sep 22, 2007
The story reaches its infamous conclusion as emotional collapse turns into tragedy. The consequences of selfishness, denial, and obsession are fully realized.