After 20 years, carpenter Johannes Keinath returns to his hometown on Lake Constance. When he fights off two crooks during a robbery, he believes he has fatally injured one of them.

During Kaare and Hanne Eliassen's 25th anniversary, their teen model son Daniel, who was biting side pains until his exams, collapses and is diagnosed with potentially fatal chronic renal failure. Both parents are ready to donate a kidney for transplantation, but neither matches and Kaare discovers Hanne's 20 years secret: Kaare being presumed near-infertile, she had a 'loveless' but siring affair, which also generated Daniel's brat sister Emma, who encourages Kaare to fall for divorce and disown Hanna. Daniel needing a donor, Hanne desperately searches his biological father, who left town and has a rather common name: Leif Sörensen, only reported found by desperate radio appeal. The meteorologist lives in an island lighthouse, so Kaare, Hanne and Emma, who gets a mutual crush on helpful young fisherman Ronny Stene, sail hurried to the only man who can heal medical urgency, wondering what it will do to relationships, and Daniel finds out to.

Enquiries into the murder of a young woman take the private investigator Peter Keller to the idyllic village of Schwant in Emmental. But, the more entangled Keller gets in the treads of the apparently clearcut case of sex murder, the more obvious the flaws in the village idyll become. Keller's quest turns into a deadly mission.

The professionally successful fund manager Sandra surprises her fiancé Gregor in a compromising situation with a stormy nurse and subsequently dumps the doctor. When she urgently needs a male companion for a business dinner with conservative foreign investors and turns to a gigolo agency, Gregor slips into the role of the hired man in order to convince his fiancée of his innocence in this ticklish situation.