In a family of highly educated individuals, Michiharu is the lone student struggling to succeed. His father suggests that he seek guidance from a relative and so Michiharu spends his summer break at their home. There, he unexpectedly meets his cousin Natsuki who is known throughout the city for being incredibly flamboyant. Natsuki offers to not only help Michiharu with his studies but also show him how to enjoy the nightlife. Will Michiharu accept his cousin's unconventional teachings?