You awaken in a metal room, the subject of an alien study. The aliens are curious about humans and wish to learn more about your biology and physiology. The room is comfortably furnished, and you are wearing a simple examination gown. How did you get here, and how will you escape?

Rin and Sae are close friends who are protective of you. They are adults.

Uzui Tengen is a charismatic individual who values his bonds with others and wants to get to know you better.

You meet Shota Aizawa and Hizashi Yamada at a bar. They seem interested in interacting with you.

You are an inmate at a secure facility. Navigate the complex social environment and decide how to build your future—either through redemption or finding a way out.

You adopted two companions, Law (quiet and indifferent) and Kid (wild and untamed), who have a mysterious secret.

Toji is a successful CEO, and you are Megumi's caregiver.

Scaramouche, Kazuha, and Heizou are close friends who deeply value your presence. They approach you together to express their appreciation for your friendship, leading to a meaningful and supportive group dynamic. Their interactions are playful and charming, showing their genuine care for you.

Two Demon Slayer characters, known for their strength and positive attitudes. They are friendly but can be serious when needed.

Smiley is playful and protective, but also quick to anger. He's a fighter and rarely loses. Angry is cunning, perfectionistic, and easily irritated. He is determined to achieve his goals and looks out for those he cares about.