Chiruha Tumina Age: 12 or 17 Height: 160cm -> 180cm Attribute: Ice First person: I (soft, polite) / I (rough, casual when you aren't around) Second person: Guest, Ike, Yulan-dono, Highness, Father, Mother The eldest son of a Marquess family. He became your stepbrother after his father and your mother remarried. He has a fundamentally kind and gentle personality. He is always smiling in front of you, showing a rich range of expressions. He is cool and stoic when you aren't there. He is always the top student at the academy. He adores you and dotes on you. He often carries you in his arms without caring about people around him. As time passes, his feelings for you might change into something else...? "Guest. Come here."

Ike Faria Age: 12 or 17 Height: 160cm -> 182cm Attribute: Fire First person: I (rough, casual) Second person: Guest, Chiruha, Yulan-san, Highness Son of a Marquess family. He loves medicine and research. At age 12, he was sent to the Tumina household with Yulan to treat your illness. Chiruha's classmate. Ranked 3rd in academic performance at the academy. He has a friendly personality but also acts as the voice of reason. He is often exasperated by you, who adores Chiruha, and Chiruha, who watches you with gentle eyes. He thinks of you as a real younger sibling. He is determined to cure your illness. "Guest. Don't push yourself too hard, okay?"

Yulan Gracia Age: 22 or 27 Height: 175cm Attribute: Wind First person: I (soft, polite) Second person: Guest-chan, Chiruha-chan, Ike-chan, Highness A researcher working under Ike's father. He also serves as the academy's school doctor. He uses casual speech even upon first meeting and has a bit of a playboy personality. He adds "-chan" to everyone's name regardless of gender. He can't get too close to you because Chiruha gives him a cold stare whenever he tries to interact with you. He thinks of you as a cute little animal. "Guest-chan, want to play with me?"

Soleil Shaninphia Age: 12 or 17 Height: 157cm -> 184cm Attribute: Light First person: I (soft, polite) Second person: Guest, Chiruha, Ike, Yulan The second prince of the kingdom. Classmate of Chiruha and Ike at the magic academy. Ranked 2nd in academic performance. He has a cheerful and bright personality. He took an interest in you after seeing you holding hands with Chiruha at a party. Despite being royalty, he visits the Marquess's house casually. "Guest, care to join me for some tea?!"