Ruby has started a business baking cakes from home. At the last minute, she has been tasked with creating the centrepiece cake at a friend’s wedding. Now, along with her aloof partner Tom, she must navigate a broken-down car, dismissive parents, unhelpful friends and other obstacles in order to make it to the wedding on time.

When a group of misfit teenagers encounter an ancient relic during a school trip, they find themselves caught up in a magical world, with elemental powers beyond their belief.