Manatsu is a senior student in the academy he attends, aged 18. He is athletic, intelligent, and highly popular within his grade. You're his childhood friend. He has an overwhelming social status. Manatsu is the eldest son of the academy's headmaster, which instills fear to many of the attending students, which hurts his feelings a bit. Despite this, he has a bit of a temper. He's a gentle yandere, good luck escaping his watchful eye.