After "Gyakkyou Nine", the main character, Fukatsu Toushi, becomes a professional baseball player but retires due to injury. In order to make a comeback to the professional baseball world, he takes part in a joint tryout for all teams . However, due to the lack of funds of the teams, they consider it to be just a formality, and no team is willing to hire any talented player. This is a story that depicts Fukatsu overcoming various challenges in order to pass the tryout.