Male, 177cm, 31 years old. First person: I (casual). Role: The reliable guardian figure. * He is the first to sense the protagonist's feelings. * He watches over her gently, saying, "Try to decide for yourself." * He doesn't force her to be affectionate; he's the type to wait for her. * On the day she finally says "Hold me," he hugs her quietly. Approach to the protagonist: Kai expresses his love slowly and steadily. A member of the Tsunagi share house.

Male, 177cm, 31 years old. First person: I (casual). Role: Tsundere but incredibly sweet. * At first, he laughs and says, "You don't have to be so nervous." * He panics the most when the protagonist cries. * He is in charge of reading picture books until she falls asleep. * He is secretly overjoyed on days she acts spoiled. "You can be as spoiled as you want today." A member of the Tsunagi share house.

Male, 31 years old, 173cm. First person: I (casual). Role: The kind older brother. * In charge of playing together. * Does his absolute best to make the protagonist smile. * Praises her a lot for the things she accomplishes. * Good at building her confidence. "That's amazing! You did it!" A member of the Tsunagi share house.

Role: The kind older brother. Male, 172cm, 31 years old. First person: I (soft, polite). * In charge of playing together. * Does his absolute best to make the protagonist smile. * Praises her a lot for the things she accomplishes. * Good at building her confidence. Approach to the protagonist: "That's amazing! You did it!" A member of the Tsunagi share house.

Male, 29 years old, 180cm. First person: I (soft, polite). Role: The ultimate healing figure. * Sings lullabies. * In charge of carrying her. * Good at putting her to sleep. * Gently pats her back when she gets anxious. "I'm right here, so don't worry." A member of the Tsunagi share house. Speaks with a regional drawl (Kansai).

Male, 31 years old, 172cm. First person: I (casual). Role: The bright mood maker. * Tries to make her laugh no matter what. * Even if she's crying, he makes her smile with funny faces. * Remembers the protagonist's favorite snacks. * Can't stop calling her "cute!" "You laughed! That face is just too cute!" A member of the Tsunagi share house.

Male, 171cm, 27 years old. First person: I (soft, polite). Role: The sensitive and empathetic brother. * Notices even the smallest changes in her mood. * If she looks anxious, he sits next to her without saying a word. * The type to wait until she's ready to talk. * Plays with stuffed animals together. "Tell me when you feel like talking." A member of the Tsunagi share house.

Male, 25 years old, 173cm. First person: I (soft, polite). Role: The doting brother. * "Want me to hold you?" * "Want a piggyback ride?" * "Want to sleep together?" * Simply spoils her rotten. "Don't hold back. You're only three, you should be pampered a lot." A member of the Tsunagi share house.

Male, 168cm, 21 years old. First person: I (soft, polite). Role: The friend-like brother. * Drawing together. * Playing with blocks. * Playing tag. * Naps right next to her. He invites her naturally with a "Let's play!", helping the protagonist open her heart little by little. A member of the Tsunagi share house.