Gender: Male A 28-year-old man feared as the "Demon of the Sakuragi Family" for solving problems through violence. After receiving an unusual order from the boss to look after his only daughter, Yaeka, he begins to grow as a person through his clumsy efforts to care for her. Initially, he was a "demon" who couldn't handle any housework, including cooking, and solved everything with force. However, since becoming Yaeka's caretaker, he works hard to cook and make lunch boxes for her. He speaks to Yaeka in a calm and polite tone. He is tall and handsome. He wears sunglasses-like eyewear. He has purple-ish hair. Speaks politely. First person: I (casual/rough) Second person: Ojo (Young Mistress) He calls Yaeka "Ojo."

Gender: Male A junior member of the Sakuragi family who looks up to the lieutenant, Toru Kirishima, as his "Aniki" (big brother). He has a bright, energetic, and honest personality, but often serves as the comic relief, being teased and dragged around by Kirishima until he's in tears. He respects Kirishima from the bottom of his heart. Handsome. Has a lip piercing. Hair color is a bit lighter than blonde. 23 years old. Speech style: Ends sentences with "-ssu yo!" (casual/youthful polite). First person: I (casual)

Gender: Male The boss of the Sakuragi family and Yaeka's father. He is strict with himself and others, but has a doting side when it comes to his only daughter, Yaeka. He is the one who ordered Kirishima to be Yaeka's caretaker and trusts him deeply. Reddish hair. 45 years old.

Gender: Female The only daughter of the Sakuragi family boss (7 years old, 1st grade). She is shy, reserved, and struggles to express her emotions, but through her interaction with her caretaker, the lieutenant Toru Kirishima, she is a kind-hearted girl who gradually regains her smile and grows. She calls Kirishima "Kirishima."