The German lightship (permanently anchored floating 'lighthouse') Borkum Riff is about to be decommissioned. For his last tour of duty, Captain Johann Freytag brings along his near-adult, estranged son Fred. The ship picks up three men stranded in a broken-down boat--who are armed. The captain tries to avoid trouble, but the crew, his son, and the trio of violent robbers on the run keep rejecting his nonviolent advice, which leads to repeated bloodshed.
One day seventeen-year-old Alma sees her father who had left the family five years before and had never contacted them since then accidentally on a subway stop in Berlin. She finds out where he works and start spending time together. Very soon the feelings they have for each other extend a normal father-daughter basis and they erotically attract each other.
Antonia Wiedemann has built a new life for herself after the painful divorce from her husband Ludwig. In her animal boarding kennel in the countryside, she looks after everything that creeps and flies. Veterinarian Dr. Rafael Hansen even entrusts her with a jumping horse that its owner was about to take to the slaughterhouse. Antonia has a unique instinct for animals, but she prefers to avoid Rafael's cautious advances.
