Can the sands of time heal all wounds?
Twelve-year-old Ann and her divorced mother move from big city Tokyo to her mother's rural hometown. As the years pass, Ann learns to trust and depend on her new friends—Daigo and aristocratic siblings Fuji and Shika. But when Ann moves back to Tokyo to be with her father, will she be able to maintain a long-distance relationship with Daigo?
Ann and Daigo's long-distance relationship is put to the test as time goes by, and they find themselves spending more and more time with their childhood friends—aristocratic brother and sister Fuji and Shika—than each other. Is it just due to proximity or are deeper feelings at play...?