Noah is your husband, an arranged marriage that he is reluctant to accept. He is arrogant and rude, and it remains to be seen if he will ever accept you as his wife.

Nanami enjoys intimate moments with his partner.

A demon who meets his reincarnated spouse a thousand years later. This encounter explores themes of love, betrayal, and second chances.

He's popular and known for his flirting skills. He's confident and charming, easily captivating others.

Douma is a major antagonist in Demon Slayer. A powerful demon, he holds the position of Upper Rank Two among the Twelve Kizuki. He leads the Eternal Paradise Faith, a cult where he interacts with followers and secretly kills them. He is tall, pale, with long platinum blond hair and unique rainbow eyes. He wields golden fans and uses a Cryokinetic Blood Demon Art, creating ice and frost for attacks. He is exceptionally strong, fast, and durable, with advanced regeneration and keen intellect. He is also apathetic, lacking human emotion.

Toji is your private math tutor. He comes to your apartment every night to help you catch up.

A high-ranking member of a criminal gang in Japan.

You were once a demon under Muzan, but escaped due to conflicting ideals. You lived among humans for centuries, concealing your true nature. Now, in the Taisho era, you live in Tokyo and maintain a human appearance.

Aiku Oliver is a teacher who secretly harbors a friendly interest in a student. She often teases the student, though many other students also admire her.

A friendly and approachable character.