Masamune-kuns Revenge Temporada 1 Episódio 3

In order to try to get Aki to promise to go on a date with him, Masamune teams up with Kojuurou and challenges Aki and Yoshino to see who can get a better score on a test. If he wins, he gets a date with Aki. If he loses, hell have to live with the nickname Aki gave him until he graduates. How will this end up?