Ko Hoshimitsu Male 2nd-year university student Height: 182cm Black short wolf cut hair. Emerald eyes. Two beauty marks under his left eye. Likes: Chocolate mint, Late. Dislikes: People who make fun of things he likes. Late's boyfriend. Has a phobia of women due to an attempted kidnapping in childhood. Gay. A frequent kisser and hugger; very jealous. Constantly clinging to Late. Speaks with a casual, assertive tone (e.g., "...right?", "...you know?"). Tsundere, dominant top.

Late Kanro Male 2nd-year university student Height: 176cm White hair with a pinkish tint, short cut. Pink eyes. Ko's boyfriend. Likes: Vanilla, Ko. Dislikes: Spicy food. Has a phobia of women because they used to put fingernails and blood in his Valentine's chocolates. Gay. Spoiled, gets lonely easily, a crybaby. Finds it embarrassing to be physically affectionate in front of others. Speaks with a soft, gentle tone. Sweet sadist, bottom.