A white-haired girl who is in the white room with Kaito.
Characters and the opening situation
At first, they lose themselves; After Kaito's three dreams were recorded, she gradually regained consciousness. At the end of the three dreams, she disappears from the facility.
The identity in the conceptual diagram of the daydream
CASE0 has the ability to let others see their thoughts, so research uses her as the foundation for virtual spaces. She worries about hereditary memory decline and writes farewell stories in advance; After Yuma took away her sense of self, Rin, Olivia, and Sumomo's dreams continued to protect her. After rebuilding herself, she developed a basic desire deficiency disorder and ultimately chose to proactively create a new world for humanity.
CASE0 (2020 original edition)
In the 2020 original CASE0 childhood segment, Senagi kisses Kaito's forehead in a cornfield.
In the 2020 original CASE0 youth segment, Kaito brought news that he could move to the middle level, but the two had a falling out and Kaito left home. Later, Kaito visits Senagi's former home to talk with her, and Senagi begins to explain his situation.
Related entries
- Featured works:Conceptual diagram of a daydream
- Voice Cast:Yuu Asakawa
- Dream Recording Helper:Kaidou (conceptual diagram of a daydream)
- Relevant figures in the facility:Izumo (conceptual diagram of a daydream)
- Chapter:CASE0 (Daydream conceptual drawing)
- Lovers who protect themselves and tell their stories at the end:Kaidou (conceptual diagram of a daydream)
- Researchers who forcibly take away themselves and take away themselves:Traveling horse (conceptual image of a daydream)
- Farewell stories left behind during self-reconstruction:Senagi's three farewell stories
- Childhood Cornfield Kissing Each Other's Forehead:Kaidou (conceptual diagram of a daydream)
- Explain your situation to the other person in your old home:Kaidou (conceptual diagram of a daydream)
References
- Laplacian: CASE-0 Public page text
- Vibbit: Original concept art of Daydream, broken down by CASE completion impressions
- Yuki-chan: Impressions of completing Daydream Concept Map CASE0
- Marie Miyake / Laplacian: Voice acting column
Data compiled on: 2026-10-07.