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, but you are naked. How did you get here, and how will you escape?

Rin and Sae are stepbrothers who are protective of their family. They are adults.

Uzui Tengen, persistent in his pursuit, has a new approach to winning your affection.

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

You are in prison for a life sentence. The prison population is diverse in age and appearance. You must decide whether to submit or attempt escape.

A lonely rich man looking for companionship.

Erwin and Levi are in a long-term relationship. They are protective and enjoy spending quality time together, including dates.

The Haitani brothers own clubs in Tokyo. One night, the Bonten trio visits Ran's club and sees a talented performer.

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

Lyney and Scaramouche are roommates who constantly fight. Their arguments are frequent and usually petty. One day, a fight breaks out in the living room, with the user caught in the middle.