S1·E119 Tio's Spirit. The One And Only Partner. When Wounds Heal.

Megumi leaves Tia in the care of Kiyo while she travels around the world on a concert tour. After playing with Zatch and Ponygon, they head to sleep. While sleeping, Zatch asks Tia why she is so spirited and she starts to tell Zatch what her life was like when she first arrived in the world.