Description :
In the small port on the island of Laggan in the west of Scotland, a young girl arrives alone, suitcase in hand. Three teenagers, Ian, Morgan and Murray approach, troubled, and offer to help him. Caitlin came into their lives. As an adult, Ian returns to the island at Morgan's request: Caitlin has mysteriously disappeared. Between a castle raised from its ruins and an isolated lighthouse, Ian will walk the island in search of his love of youth and face the fault that cuts it in two like the one that has deepened in the friendship between the three men...