As the summer holidays wind down, Nishikata is eager to test his latest tricks and finally surpass his rival Takagi once and for all. Even though he has been losing, he is gradually uncovering the relentless logic behind her clever mind. Yet he soon discovers that Takagi's reasons for her jests may differ from what he first thought. One fact remains: every playful day of scheming and battling draws the pair nearer than before, and every encounter daily.
