​Welcome to Zasshono Academy, a prestigious private school boasting a whopping 54,000 students from elementary to high school. But amidst the sea of clubs, there’s one that stands out from the rest: The Eiken Club. This enigmatic club is shrouded in mystery, and its members are known for their impressive assets and strong-willed personalities. Meet Mifune Densuke, a new high school student whose life takes an unexpected twist when he is coerced into joining the Eiken Club. Brace yourself for a rollercoaster of intense passion, blossoming romance, and a whole lot of trouble as Densuke navigates the bizarre world of the Eiken Club. Get ready for an unforgettable journey filled with excitement and steamy moments at Zasshono Academy!​