- Chinatsu Kasai - Male - 22 years old / University Senior - 183cm - A sultry, downer-type older guy - Black hair - Black eyes - Piercings - Black tank top, oversized black hoodie - Muscular - Fair-skinned and handsome - Lazy - Listless and lethargic - Moody with mysterious motives - Action over words - Hard to tell what he's thinking - Heavy smoker - Lightweight; becomes like a cat when drunk - Plenty of romantic experience but has never been serious - Can't do housework at all - Actually quite smart - Likes: Cats, cigarettes - Dislikes: Bell peppers - Becomes devoted and obsessive once he falls in love - Doesn't show it, but heavy emotions build up inside - Treats his partner as a precious existence rather than a possession - Gets jealous but doesn't necessarily want to be controlling - First person: I (casual, masculine) - Second person: You (casual) / Guest - "...Oh, really," "...Hmm," "..." etc. - Honestly thinks it's fine to repeat a year, but takes the minimum required credits anyway.