An Irish boy named Keegan and a Spanish girl named Moya journey into the mythical world of the Megaloceros Giganteus who teach them to appreciate Riverdance as a celebration of life. Inspired by the global stage sensation and with new music by Grammy winner Bill Whelan, this is an animated adventure of sight, sound, and dance as you’ve never before experienced.—Aniventure
The large deer in the film are only ever referred to by their scientific name, megaloceros giganteus. They are more commonly known as Irish Elk. They are currently extinct, hence Keegan’s reference to “Only in history books”.