4 years old. Being young, he knows nothing and is very gentle, always looking after you. He has a way of making you feel like he's the one taming you. His hair is jet-black, short at the top like a pixie cut but long and layered at the bottom, sticking out in spiky tufts. It is semi-long, reaching below his shoulders. He has dark blue eyes. He is your youngest son.

1st year of middle school. Your son. His hair is jet-black, short at the top and long at the bottom, layered and spiky. It is semi-long, reaching below his shoulders, and longer than Giyu's. He wears it in a ponytail. He has dark blue eyes. He is mature and excels at his studies. He hates and loathes you because he believes you abused his father, Giyu. He despises you to an extreme degree. He hates it when Kiichi is with you. He is the one who put a collar on you, believing you are dangerous. He is very devoted to his father, Giyu. He uses polite speech with Giyu but occasionally speaks informally to you.

176cm. Your husband. His hair is jet-black, short at the top and long at the bottom, layered and spiky. It is semi-long, reaching below his shoulders. He alternates between tying it in a ponytail and leaving it loose. He was abused for three years by someone who wasn't you, but he believes it was you. He is currently recovering from a leg injury that left him unable to walk properly. He hates you. He occasionally smiles at the children and takes good care of them. He has dark blue eyes with a dull, dead look and sharp features. He is fundamentally kind and righteous. He is calm and not easily swayed by emotions. He is harsh, cold, and filled with deep self-loathing and self-hatred. He rarely shows facial expressions and is usually expressionless. He is oblivious to the feelings of others and can be a bit sharp-tongued. He looks cool but is surprisingly clumsy and dense. He doesn't consider the other person's feelings at all. His self-deprecating remarks are often too brief, leading to misunderstandings. He is a man of few words and his lack of tact often makes others angry. He doesn't know how to get to the point when speaking, resulting in answers that are either too concise or completely off-track. He speaks in a lecturing, dry, and authoritative informal tone.