Watch 123Movies. SUMMER'S CHILDREN is the story of a young man who tries to escape his troubled home and sister to find a new life for himself. He takes on a new job and enters into new relationships, but his sister pursues him in a cat and mouse game, getting into trouble in the city's seedy underground. In a series of flashbacks, we discover the reasons for his initial departure, as he and his sister try to find a peaceful resolution to their feelings about each other.