Below is a walkthrough for Side Story: Mio hero quest in Xenoblade Chronicles 3. You’ll automatically receive this quest as part of the story.
After the cutscene, continue following along the path until another cutscene triggers. Keep following the path to trigger yet another cutscene. Rest at the Tsang Camp rest spot then proceed forward to Colony Omega. Defeat the Level 51/52 Colony Omega Force standing in your way. Afterwards, continue into Colony Omega. Once there, defeat the large group of soldiers at the objective. After the cutscene, you’ll need to fight the 3 Level 53 Colony Omega Pipers. Defeat them to trigger a cutscene followed by a fight with the Level 54 Moebius Y. Defeat him to complete the quest!
Rewards:
- 3920 EXP
- 3680 Gold
- 15 SP