In a bid to unify the middle school tennis community, Keigo Atobe, the haughty and affluent captain of Hyoutei Academy's tennis team, plans an opulent one-day inter-school festival. This grand affair is a testament to Atobe's lavish lifestyle, and boasts of several captivating activities, including an intense relay race involving all participating schools. However, Atobe's real motive for organizing the Super Tennis Festival is a private affair, reserved for a particular individual among the festival-goers.