They used to make music together in the GDR and were best friends. Then one of them became famous and the other was arrested. Decades later, the latter wants justice and accuses his successful colleague of spying on him and betraying his escape plans to the Stasi. The dramatic night-time conversation ends disastrously. After a concert, successful pop singer Marco Hoffmann's past catches up with him: his ex-bandmate Wolle wants to talk to him. The two had a rock band in the GDR - but while Marco was making a career for himself, Wolle ended up in prison after a failed escape attempt. Even after being ransomed to the West and the collapse of the GDR, Wolle couldn't get a leg on the ground. He suspected Marco of having spied on him as an IM. Wolle believes he has found clear evidence in his Stasi file. But Marco denies everything.

Crying children, changing diapers, baby food - everything around Jan seems to revolve around having children. Not only is his best friend Theo a new father, but his sister-in-law Marion's children also keep the successful engineer on his toes. So it's all the better that Jan's marriage to Hanna is a child-free zone. Until now - because Hanna's family plans are becoming more and more concrete... When she brings up her desire to have children one evening, a heated argument develops that ends in a compromise: To test whether the couple is even ready to take responsibility for a child, they first want to look after a dog for a few weeks. If that goes well, they can start thinking about having a baby. A short time later, bulldog Lucky moves in with them and causes a huge stir in the couple's lives...

After her fiancee cancels the wedding, Merlin's life changes drastically when she moves in with one of her brother's best friends.

Eva interviews a vigilante about his social murders.