Satou harbors deep feelings for Hime, his childhood friend and neighbor, who entered his life mysteriously with her grandfather a decade ago. Despite Hime's transformation into a dazzling and enigmatic high school beauty, Satou finds it increasingly challenging to express his emotions.
With the approaching anniversary of their first encounter, the question looms: will Satou summon the courage to elevate their connection beyond friendship? Or will an entirely unforeseen destiny unfold for this closely bonded duo?