We leave first love, but does first love ever leave us? Romance critic, Suzuki Haruna, meets shy and charismatic Asakura Jo. A bond forms between the two, embedding a summer memory of youth's initial glance of first love. But nothing gold can stay, and the experience is far from magic. Five years later and the two are brought together again, forcing both to retrace the steps of their youth. What they find is harder to overcome than regret itself.