​Makabe Hiroshi is a science enthusiast who decides to move into an apartment owned by his childhood friend’s parents. Despite the rumors of a ghost, he is enticed by the affordable rent. During preparations for a party with his friend’s older brother, Kotobuki, a machine malfunction causes an explosion, revealing a mysterious jar in the resulting hole. To their surprise, a beautiful snow fairy named Ruri emerges from the jar. Thus begins an unexpected cohabitation between Hiroshi and Ruri, filled with fantastical encounters and thrilling adventures. Join them in this enchanting tale of science, friendship, and the extraordinary.​