A sports-themed comedy with a twist of psychic powers, this story follows six kids and their loyal cat as they embark on a mission to rescue a sacred artifact from a raging fire. As a token of appreciation, a deity grants each of them a unique ability that will unlock on their thirteenth birthday. Soon enough, the gang enrolls in junior high school and is coerced into joining the Sports Rental Club, a group that provides temporary members to other clubs. The lead character, Misora, is a tough-minded girl who loves to partake in challenging activities like kickboxing.