Keiko has been hard of hearing since she was a child, and her family sent her to the gym to practice boxing in order to keep her fit. During the training, Keiko developed a strong interest in boxing and became more and more skillful. When she grew up, she not only engaged in cleaning work in the hotel, but also occasionally participated in boxing matches. Unfortunately, the epidemic made her gym face a crisis of operation, and the curator of Keiko's mentor also had health problems. In a series of crises, Keiko began to waver in her dream.