Tales of Zestiria the Cross tells the story of Sorey, a young man living with Seraphim – spiritual beings who bless humanity. The world remembers Shepherds, humans who can interact with Seraphim and are both revered and feared.
Sorey, fascinated by history, explores ancient ruins with his Seraphim friend, Mikleo. Their adventure takes an unexpected turn when they encounter a human girl.
This girl needs a Shepherd's help to save the world from a looming darkness. Sorey, despite warnings, decides to aid her, unknowingly embarking on a journey to achieve his dream of harmony between humans and Seraphim. This marks the beginning of his path as a Shepherd.