Monday May 7, 1945 – the Second World War finally comes to an end and a new, brighter future beckons. In the midst of central Stockholm celebrations, two strangers come together with a quick kiss, parting company immediately after. Upper-class girl Nina and kitchen hand Calle don’t yet know that their brief encounter will come to have tumultuous consequences.
Lasse and Maja find an old mysterious coffin that turns out to belong to the eccentric family von Broms. A centuries-old family fights flare up again and suddenly the coffin gets stolen. Who wants to steal it and why?
The sleepy little town Valleby is getting ready for the cafe owners Dino Panini's and Sara Bernard's wedding, and our popular young detectives Lasse and Maja stand ready to ensure that nothing will go wrong. But when the wedding couple's respective relatives arrive, they prove to belong to rival mafia families.
