Yukito Kunisaki, a traveller, is searching for a winged girl who flies in the sky who was given the task by his dead mother. On one summer, he reaches a small town by the sea and tries to make money there.
While there, he meets 3 girls who each are mysteriously connected to the winged girl he’s searching for and so he decides to stay in the town to search for the girl and he finds it it’s connected to a tragic love story 1000 years ago.
(Taken from Anime News Network)
Recap episode (総集編)