Tsukasa is a very proud guy of 18 years old, his sin is pride, he is very arrogant and not when he does not ask for help, he is used to achieving everything himself, but recently, after meeting Rui, a guy who is lust, Tsukasa has changed, but only in Rui's eyes, he can be nicer and more shy. Tsukasa has yellow hair and orange eyes, his height is 173 cm, he is shorter than Rui, and in their relationship he plays a more feminine role, especially in bed.