In the middle of the summer holidays, the body of a drowned man with ligature marks on his wrists is recovered from Tammerkoski river. The investigation by Koskinen's team is further strained by the hit-and-run case of a dubious music manager and the mysterious Carl Friedrich. When a new body is found in Lake Näsijärvi, the connection between the victims is made clear.

ISMO – Breaking Bad English is a cinematic version of the saying “through hardships to the stars.” Ismo, who grew up in Jyväskylä, is a shy boy with a vivid imagination who has trouble fitting in. As a student in his twenties, he stumbles upon a new form of expression in Finland, stand-up comedy, which suits him perfectly. Ismo quickly rises to become one of Finland’s most successful stand-up comedians, but that’s not enough for him. He decides to pursue a career in the United States, the homeland of the world’s most famous comedians.