When Jason Dyson refuses to make his prized fighter throw an MMA match, a notorious gangster collects his debt by killing the fighter and kidnapping Jason's daughter. Now he must train a prisoner to endure five consecutive underground fights to save her.

Two professors team up to locate a lost treasure and embark on an adventure that takes them from a Tibetan ice cave to Dubai, and to a mountain temple in India.

Day in, day out, Niklas ‘Nick’ Tschiller and his partner Yalcin Gümer investigate crimes that are happening in Hamburg. But at some point even the policeman needs a break to spend time with his daughter Lenny. Then it says: Tschiller a.D. - out of service - goodbye to Hamburg. However, simply relaxing is easier said than done, because crime never sleeps and a new, very personal case throws a spanner in the works for Nick's plans for a well-deserved break. Even on vacation, the criminal investigator is not sure about his job and so a wild journey soon takes him across Europe, including to Istanbul and Moscow.