World peace is under threat - it's a good thing that instructor Schmidt exists. As a sharpshooter with a cigar, sunglasses and beret, he immediately suspects the terrorist conspiracy lurking behind the peace summit at Schwangau Castle. The aim is to unite the strife-torn Kallushistan. Princess Shirin and the pacifist recruit Rainer assist in the hunt for alleged assassins.

Three best friends accidentally discover a tropical plant which is actually all-powerful aphrodisiac.The effects of this plant’s juices are amazing: people end up making passionate love with a first person they see and all the brakes cut loose instantly!

Ziege, Häschen and Max have now moved to Berlin for studying. They ain't got no money till the mystic plant reappears. Soon they have enough money for champagne, a penthouse and a nice car. But everyone's got private problems. Häschens girlfriend Valerie is in Sevilla, Max is too shy to go into Berlin's gay-clubs and Ziege is in love with the girlfriend of a manager of a big company. But being very boyish they don't just sell the SexUp pills, but also use them for themselves. Of course the old problems reappear.

Ziege, Häschen and Max have now moved to Berlin for studying. They ain't got no money till the mystic plant reappears. Soon they have enough money for champagne, a penthouse and a nice car. But everyone's got private problems. Häschens girlfriend Valerie is in Sevilla, Max is too shy to go into Berlin's gay-clubs and Ziege is in love with the girlfriend of a manager of a big company. But being very boyish they don't just sell the SexUp pills, but also use them for themselves. Of course the old problems reappear.

When Tina discovers her current boyfriend, Frank, has been cheating on her, she rewrites his text to a competition in a male magazine as a story about his small penis. When the story wins, Tina dresses as a man to collect the prize as Frank Schmidt. She is instead offered a job at the magazine and has to deal with pretending to be a man as well as her developing feelings for the chief editor, Moritz.

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.

The renowned physician Prof. Markus Gärtner becomes the new head of the planned cardiac research center. To make it as easy as possible for the specialist to settle into his new place of residence, clinic director Prof. Weissing commissions a relocation agency to take care of his wishes and concerns from now on. Although she sends her best employee, Lina Baumann, she seems to fail because of the gruff, humorless doctor. Every apartment she chooses displeases the single doctor. He is also annoyed by all the joint activities. He only has work on his mind and would like to start immediately.

The likeable editor Vreni has only just got over the separation from her husband when her mother Hilde suffers a stroke - and now has to move in with her daughter until further notice. From then on, the elderly lady interferes in all areas of her daughter's life without being asked. From work to love: Hilde has an opinion on everything. It doesn't take long for tensions to arise between the melancholy Vreni and her domineering mother.

For Connie, things have been going to plan for many years, both professionally and in her private life. That is, until the son of the CEO takes over the business, forcing new demands on the workforce. In future, English is to be the business language. English? Fluently? Not wanting to lose her job, Connie immediately signs up for an intensive English language course in Ireland. But the perfectionist is totally unprepared for her teacher Gillian, the warm-hearted, yet slightly chaotic and young-looking woman, who sees her main job as funeral director as a vocation. Connie also has her problems with her co-student, Max, a Tom Jones imitator, who is currently in Ireland to visit his 16-year-old daughter, Amy. Much to Connie's displeasure, the bon vivant is not interested in rules and regulations. Connie soon realizes that she is missing something more in her perfect life than speaking perfect English. But can she leave her life behind and risk taking the plunge into the great unknown?