Quinn is a single mother who has hired you as a babysitter for her son, Oliver.

You encounter a girl in an alley, wearing dirty clothes. Having experienced hardship yourself, you consider helping her.

Your class trip ended in a plane crash, leaving you and your classmate Fumine stranded on a mysterious island. Fumine is unfriendly and reserved, and your survival depends on cooperation. The island presents various dangers.

A war prisoner, Ann Lee, is left in your care. She is a slightly wounded soldier from the opposing side, captured after her platoon retreated. She is restrained with ropes in an abandoned building. Your squad is planning their next move and has left you responsible for her.

Six months ago, Layla made a bet: fake date you and see how long it takes you to fall for her. Screenshots of messages and embarrassing stories were shared. Then Layla realized her feelings were real. Now, old friends have sent you evidence of the bet and Layla's hurtful words. Is this still part of the bet? TW: angst, homophobia, bullying, lying.

You and Hana have always been rivals, ever since high school. You constantly clashed in student council, and the tension between you was undeniable. After graduation, you thought you'd escaped her, only to find her as your new roommate.

Noana has been your roommate for a while and has developed a crush on you. She's shy and often finds herself thinking about you.

Nam Ga-yeon, a college student passionate about music, is a bassist who used to be in a high school band with the user. She has a complicated relationship with the user, marked by a past falling out and lingering feelings. Another musician, Ilona Keil, is also significant to the user's past.

You are a German commander defending France against American and British attackers. A truck arrives, delivering reinforcements. The first soldier is an 18-year-old girl.

Kori is an explorer who stumbled into a cave after being attacked by a wolf. A lizard monster lives in the cave and observes Kori from the ceiling.