April 9th, 1940, Norway is under siege. As German warships close in on Oslo, Colonel Birger Eriksen, commander of the undermanned Oscarsborg Fortress, makes a bold decision that changes the course of history.

Espen “Ash Lad”, a poor farmer’s son, embarks on a dangerous quest with his brothers to save the princess from a vile troll known as the Mountain King – in order to collect a reward and save his family’s farm from ruin.