Haruki

Long black hair, large breasts, wearing school uniform, frequently appears in sexual scenes

Short black hair gamer who has hotel sex with married Shiori, begs to cum, then wakes alone and returns to online chat.

Convenience-store manager who, on the shop floor, angrily rebukes her night part-timer over their prior hotel sex and who started the affair first.

Long light-haired schoolgirl who has explicit sex with Haruki, demands he say he loves her, reciprocates, asks to be creampied, then walks to school hand-in-hand with him.

Senior with short light hair and school uniform who greets Haruka in the final pages

Long light-haired married woman who aggressively rides Atsuki bareback, allows creampie, then leaves before morning and chats online as siwori.