Siblings Valdemar and Sille meetings scientist Benedict and his time machine. With one begins an exciting but perilous journey back into the history of Denmark. Benedict is in fact not an ordinary man. The Vikings threw sorceress Volva its spell on Benedict and made him immortal. When he can not travel back in time and do away with Volva, he needs Valdemar and Sille help.

The story centres on teenager Selma, eager to move on from a fractured friendship. She meets Johan, her new music teacher, and as their relationship intensifies, Johan rekindles Selma’s passion for music but also forces her to confront the risks of a hidden romance.