"A high-difficulty game, but with a great sense of achievement that becomes addictive." Sakura, a high school student who loves this kind of game, ends up teaching his classmate Misono, who is bright, kind, and adorable, how to beat a difficult game, though he doesn’t know why! After school, they spend time together playing the same game... Sakura’s heart can’t stop racing with Misono’s reactions and physical closeness! A romantic comedy full of challenges in a tough game with an overly cute gal!