"Sent from her foster home in the city one summer to a sleepy town by the sea in Hokkaido, Anna dreams her days away among the marshes. She believes she's outside the invisible magic circle to which most people belong -- and shuts herself off from everyone around her. Anna never expected to meet a friend like Marnie, who does not judge Anna for being just what she is. But no sooner has Anna learned the loveliness of friendship than she begins to wonder...

After discovering she can leap through time, high school student Makoto Konno does what any teenager would do. She re-takes tests, corrects embarrassing situations, and sleeps in as late as she wants, never thinking that her carefree time traveling could have a negative effect on the people she cares about. By the time she realizes the damage she's done, she'll have to race against time to set things right.