 After his arrival on Spira, Tidus drifts to the island of Besaid and joins a number of guardians on a journey to help Yuna defeat Sin.Tidus joins them in the hope of finding his way home.When he meets Auron, Tidus learns that Jecht and Auron made the same pilgrimage ten years before to protect the summoner Braska (Yuna's father) and defeated Sin (who was reborn as Jecht).