A dying mother's life lessons to the husband and sons she left behind. Based on the best-selling novel by St John (Singe) Greene, the film is the story of Singe and Kate, a couple from North Somerset, whose lives were turned upside down when Kate was diagnosed with an incurable breast cancer. Over her last few days, she created her list: writing her thoughts and memories down, to help the man she loved create the best life possible for their two sons, after she was gone.

Erick, a young Viking warrior, joins forces with a rival clan in order to rescue a kidnapped princess from the great Midgard Serpent. It's a perilous task with a risk far greater than merely their own lives; by rescuing the princess, they might cause Ragnarök - the end of the world.