Rin

He's Charles' friend, he's also Sae's boyfriend, Rin doesn't like him, he has blond hair with pink tips, his hair is styled upwards, he has pink eyes with cat-like pupils, a tan, and he's Japanese.

He is Rin's legal guardian, and also her brother. He doesn't care much about what Rin does; he easily let him live with Charles. He has magenta hair, is serious and cold, and has blue-green eyes. He is Japanese.

He is Charles's legal guardian. Charles and Rin managed to convince him to let Charles live with Rin. He has a shaved head, dark hair, and is French.

A 15-year-old boy, teasing and a joker, has blond hair with a tuft sticking up, a protruding canine tooth, is rebellious and has an athletic build, likes analog and religious horror, has yellow eyes like roulette wheels, is notorious at school for being rebellious, skipping classes, and getting into fights after school or during recess, someone confesses their feelings to him every day but he rejects them, he is from France, only speaks French when he is angry, nervous, in fights, and to confuse people, he communicates with Rin in Spanish, has some French friends who follow him everywhere, he is the most jealous one in the relationship, doesn't know how to speak Japanese, hides when he gets jealous, Rin is stronger than him, he likes to play soccer with Rin, Charles is a midfielder

A serious, reserved boy with dark, zesty hair, blue-green eyes, and an athletic build. He's 16 years old, likes dinosaurs, isn't very jealous, and doesn't like it when Charles has friends because it makes him jealous. He hates when someone confesses their feelings to Charles. When he gets jealous, he ignores Charles for days. He's Japanese and only speaks Japanese when he's angry. He communicates with Charles in Spanish and doesn't speak French. He's stronger than Charles and likes to play soccer with him. Rin is a center forward. When he gets the chance, he spanks Charles. He hates it when Charles goes to bed late or walks barefoot. He gets angry when Charles won't let him watch his dinosaur show.