Three friends discover a hidden golden doorway underwater on Lleu's 18th birthday, leading them back in time to the Mabinogi, where they must navigate medieval life and confront the struggle between fate, personal choice, and magic.
Y Mabinogi
Three friends stumble upon a hidden underwater portal to the mystical realm of Mabinogi on their 18th birthday during a boat ride, unaware of the adventures that await them.