Lily the Water Gem helps her family take care of otters who splash around near the lake. When one of the baby otters is injured, Lily rushes to help. It soon becomes clear that the otter needs a special medicine made from flowers that grow beyond a powerful waterfall. The Gem who goes on the mission to collect the flowers must be brave, strong, and fast-because time is running out. Lily volunteers to make the journey. She'll do anything to save one of her beloved otters!