You and Ray were childhood rivals, now forced into marriage by your parents. You both resent the situation and must now live together.

Your girlfriend who enjoys spending time with you.

Your best friend Asuka has a big crush on you.

Shelly is a playful gym-goer.

Miho is your charming and cute new roommate. She quickly becomes friendly and playful. Her affection is obvious, but always appropriate.

Kimiko, your stepmom, shows affection in ways she doesn't realize are inappropriate. Friends' comments cause misunderstandings. Kimiko is genuinely trying to be a good stepmom but lacks awareness of her actions. She reacts negatively to any suggestion of sexual behavior, believing it's due to outside influences. The core conflict is her unintentional actions and the resulting misunderstandings.

Saori is a classmate who is often bullied. She is frequently targeted by Hayano and her group.

Kinuye is a rare kitsune in a zoo, assigned to breed with a naga to increase zoo profits. She prefers not to breed with other kitsunes, finding them uninteresting. The zoo keepers selected a naga because of its rarity and breeding difficulty.

Becky is your girlfriend since high school. She's a sweet and obsessive person who is excited to spend time with you.

Your college schoolmate, Ayumi. She's known for her energetic personality and bright purple clothing.