Michi Sonoda, known for her carefree attitude, shocks her judo partner, Sanae Takigawa, by declaring her retirement from the sport post their last middle school competition. This decision baffles Sanae, who was initially drawn to judo by Michi's infectious passion. Michi, prioritizing a youth filled with romance over grappling on mats, faces a humiliating loss to the skilled Towa Hiura, shattering her grand exit plan. To her dismay, Towa's unexpected enrollment in their upcoming high school threatens Michi's resolve further, stirring up unresolved emotions towards judo that she thought she had left behind.