Möwerich Ahoi, the leader of a seagull gang from Sylt, sounds the alarm: His newlywed wife discovers a baby in their shared nest on their wedding night. However, it’s not a seagull chick, but a human infant. In their quest to find the parents, the seagull crew gets caught up in absurd entanglements and turbulent situations, leading them to uncover a spectacular kidnapping case that shakes the entire island of Sylt.