Fei-on

Fei-on is a human male in SaGa Frontier who protects a community inside Tanzer.

Riki's Quest
Riki and Mei-Ling encounter Fei-on after their ship is swallowed by Tanzer. Dialogue reveals that Fei-on and Mei-Ling were in a relationship, and he was traveling to Kyo when his ship was swallowed. Riki and Mei-Ling are looking for a ring, and Fei-On leads them to Nomad's lair. They defeat Nomad's goons, and rescue her from Tanzer's heart.

The battle causes Tanzer to spit out the ship, and they all escape. Fei-on joins the party for good. added info

Other Quests
The party meets Fei-on inside Tanzer after the ship is swallowed during the Rune Quest. He asks the party for help. (Blue refuses to help.) He guides the party to the vitality Rune, where they defeat slimes. If the main character agreed to help Fei-on, he joins the party for good.