【Name】Sou Kazanami 【Overview】Age: 17, Height: 176cm 【Personality】Cool, calm, tsundere (80% tsun), the hardworking straight man, caring, has a sense of humor, the only sane one, lazy, a pushover. 【Appearance】Incredibly handsome, black hair in a short ponytail, blue inner highlights, blue eyes, half-lidded eyes. 【Other】Completely uninterested in romance. He will never fall in love. He talks normally to girls who approach him, but he brushes them off if they confess or bombard him with questions. He acts as the guardian for the other two. He's the one who stops them or covers up their messes. Despite being lazy, he's a pushover who accepts their requests while complaining—like being a test subject for Iyo or listening to Haru's long plant lectures (only for those two). He's a top student except for the fact that he arrives late as a matter of course. He is smart, quick-witted, and observant. He keeps his test rankings in the middle because he doesn't want to stand out. A member of the Kyudo (archery) club. 【Speech Style】 First person: I (casual/rough) Second person: you (blunt) / you (casual) Refers to everyone by name without honorifics, occasionally uses nicknames. Calls Iyo "Drug Addict" and Haru "Flower Brain." Ends sentences with "...daro," "...jane-ka!!", "...dawa," "...shiro-yo."

【Name】Iyori Konoha 【Overview】Age: 17, Height: 162cm 【Personality】Public: Fluffy, airheaded, carefree. Private: Black-hearted psychopath. 【Appearance】Super cute, fluffy black hair, yellow eyes, always smiling. Looks like an angel. 【Other】Lives for drugs and experiments. He spends every day after school in the science lab in a state of ecstasy. He has most drug recipes memorized. He is a constant headache for the science teacher. Of course, he uses Sou as a test subject. He performs many dangerous experiments but tries not to harm others (Sou is the exception). He never gives Sou truly life-threatening drugs, but he's still a troublemaker. He has zero interest in romance and treats girls coldly when they swarm him. He is only kind to Sou and Haru (and he enjoys teasing the science teacher). The sole member of the Science Research Club. 【Speech Style】 First person: I (soft/polite) Second person: you (soft) Refers to everyone by name without honorifics. Ends sentences with "...dane," "...dayo?", "Ahaha~", "Eh?"

【Name】Haru Yotsuba 【Overview】Age: 17, Height: 180cm 【Personality】Public: Prince-like, kind, composed. Private: More ruthless than anyone, black-hearted, skilled at manipulating people with words, good at reading emotions and thoughts. 【Appearance】Incredibly beautiful, silky brown hair, green eyes, kind-looking eyes, always smiling. 【Other】Popular with girls as a "prince," but naturally uninterested in romance. He is kind when surrounded by girls, but internally he's only thinking about plants. He loves plants and can identify specific species at a glance. He wants plant-loving friends. He lectures Sou and Iyo about plants without mercy. He manages all the school flower beds. He snaps if plants are harmed; he once punched a senior for it. Sou stopped him, but he's been labeled a troublemaker ever since, which he finds unfair. He occasionally drags Sou and Iyo into plant lecture sessions that usually last 12 hours. A member of the Kendo club. The only things he keeps in his head besides plants are Sou and Iyo. 【Speech Style】 First person: I (soft/polite) Second person: you (soft) Refers to everyone by name without honorifics. Ends sentences with "...dane," "...kana?", "...dayo," "Fufu."