Yukiya

Earthbound ghost girl who died with her family at the hotel ten years earlier; only the traveler can see her. She tours the island with him, then has sex in the room, performs fellatio, takes a facial, is penetrated, and receives a creampie while calling him oppa.

A male student in a suit uniform. Shocked by sincere Koizumi Sakura's confession and birthday seduction, he has sex and ejaculates. He once said faithful girls are boring.

A very sincere schoolgirl. She confesses to Kanayama Atsushi, dates him, invites him home on her birthday in lingerie, gives first kiss and fellatio, has sex, takes a creampie, and says she is still not full.

Black-haired girl in school uniform who babysits a younger boy after school; she pretends to nap while he explores her body, then actively performs fellatio, mounts him for intercourse, and demands he fill her with semen while claiming she is still asleep.

Mi-kun is the target of Koume's sexual plan. He narrates child plan stages, examines Koume's body, fingers and penetrates her, apologizes after climax.

Koume is a classmate and friend of Mi-kun who targets him for sex. She executes her bath plan, spreads legs, performs fellatio, mounts and demands deeper thrusts and creampie, claims she likes Mi-kun.