Upon arriving at Academy Island, Hiroto Shinohara becomes entangled in a high-stakes game system where victories determine one's status, with the prestigious Seven Star rank at the pinnacle. Inadvertently provoking Sarasa Saionji, known as the island's Empress, Hiroto finds himself embroiled in a game he wins by chance, leading to a precarious situation where he must deceive others about his rank to avoid expulsion. With the aid of the enigmatic Company, led by Shirayuki Himeji, Hiroto receives support in maintaining his charade amidst the challenges posed by ambitious students. Despite holding a mere One Star status, Hiroto must navigate the trials as if he were a Seven Star, facing daunting obstacles while on a mission to locate a girl from his past.