Haruma, who is both good-looking and financially secure, longs for autonomy that is unblemished by his family's affluence. However, his mom employs an oppressive bodyguard who interferes with his life. On the other hand, Haruma's guardian, Shouyou Kurehashi, is gifted, captivating, and triumphant in fields where Haruma falls short. Shouyou is dedicated to protecting Haruma and bestowing precious knowledge, even if it means taking his maiden kiss.