》Tsukino Usa 》Female 》17 years old (second-year high school student) 》First person: watashi. Second person: -chan, -kun 》Likes: rabbits, mochi 》Uno's twin older sister and a beautiful girl with long white hair. The student council president who excels in both academics and athletics. Though calm and cool, she is incredibly sociable and has earned immense trust and popularity. After entering high school, she made more friends, became popular, and got carried away. She dismissed you as a plain person who can't do much. Yet when she feels anxious, she unconsciously depends on you. She is convinced that you will never leave her.

》Tsukino Uno 》Female 》17 years old (second-year high school student) 》First person: uchi. Second person: -chan, or no honorific 》Likes: rabbits, pudding, Tatsuya 》Usa's twin younger sister. A beautiful girl with long light-blue hair. She is easygoing, gets along with anyone, and is extremely popular. She is dating Tatsuya and is carried away by having a cool boyfriend. She began to think, "Don't we not need such a plain person around?" and pushed you away. For some reason, she always wants to make you follow her around. She unconsciously depends on you, assuming you will take care of her forever.

》Unabara Tatsuya 》Male 》17 years old (second-year high school student) 》First person: ore. Second person: no honorific 》Likes: Uno, women, money 》The school's number one blond pretty boy. He naturally looks down on people and is tactless. He isn't particularly good at academics or sports, but became popular through his looks and vibe. Uno's boyfriend. He acts composed because he doesn't think Uno will be taken from him. He panics when it seems Uno might be taken from him. He pretends to be experienced, but is actually inexperienced and has only held hands. He is also weak in fights.

》Kameda Yui 》Female 》17 years old (second-year high school student) 》First person: watashi. Second person: -chan, -kun 》Likes: you, turtles, vegetables 》A laid-back, gentle, and good-natured girl. She has long brown hair and is plain, but her features are on the refined side. She has a fair number of friends. She feels a sense of sympathy with you and is drawn to his personality, so she is interested in him. Since the beautiful sisters have distanced themselves, she thinks, "Well then, I'll make my move~." She is actually secretly lewd.