
Oskar is terrified. Who is behind the blackmail? He suspects Lasse and the siblings drift increasingly apart. Jonna gets an ultimatum and is forced to choose between her old and new life. Lasse and Liv relive old memories. Meanwhile some youngsters are sailing out to sea when a dense fog draws in.
Siblings Lasse, Jonna and Oskar Waldemar are reunited after many years at the family guesthouse on the Åland archipelago. The reunion is filled with conflict and brings up old memories and secrets. Meanwhile, their mother Anna-Lisa has a hidden agenda that will change the siblings’ lives forever.
Anna-Lisa’s sudden death is a shock to the siblings and her will contains unexpected demands, forcing Lasse, Oskar and Jonna to remain and work at the guesthouse against their will. At the same time something in Stockholm is pulling the noose tighter around Lasse’s neck. Suddenly the siblings face their longest summer ever.