Yuma, a first-year student, surprises the struggling volleyball club by joining with the unusual condition that he can only exert himself at full power for exactly five minutes. Despite this restriction, he unleashes extraordinary, top-tier plays during his brief window, showcasing his legendary skills from his middle school days. As the members are left bewildered, Yuma's exceptional abilities shatter the common sense of sports, raising questions about his motivations and the true extent of his abilities.