Growing up, Sakuraba Souta was considered a jack of all trades, excelling at schoolwork and nearly everything else, including charming the ladies. He believed his life was flawless, until his childhood friend Ukaji Tsumugu proved to be his biggest contender, defeating Souta in almost every aspect of life. However, things take a tumultuous turn when a woman Souta is casually seeing desires more from him. Faced with a tricky predicament, will Souta resort to asking his rival for assistance?