When failing trainee valkyrie Lotta mistakes an unconscious viking thief, Whetstone, for a fallen hero and takes him triumphantly to

Valhalla, things are definitely not turning out to be epic or glorious.

Having lost a precious talking cup, Whetstone is also desperate to cover up his mistake and the two embark on a quarrelsome journey to find it and regain their heroic status.

But Loki the trickster God is desperate to get his hands on the cup with a plan to unleash chaos across the nine worlds. Can Whetstone prove himself a hero after all when it matters most?