The Rightful Owner

The Rightful Owner is one of the quests in The Age of Decadence.

Quick Walkthrough

 * 1) Talk to Caius Amerius at Palace District
 * 2) Talk to Marcus Valla at Merchants Plaza
 * 3) Go to Ganezzar
 * 4) Talk to Esdras at Ganezzar Temple District (near two other merchant stalls)
 * 5) Kill the 5 Mercenaries to get the Power Armor or, alternatively, you can dress as a preacher and pass the following tests: [Streetwise + Impersonate = 14], then [Lore] or [Streetwise], and after [Persuasion + Streetwise]. If you fail the first check, you still can try [Lore + Persuasion = 12], and [Persuasion + Streetwise].
 * 6) Return to Maadoran and talk to Marcus Valla

Marcus Valla can Exchange Power Armor for either:
 * House
 * 3000 imperials
 * 20 lbs of Meteor Metal

Tips
After that you can find Power Armor and kill Marcus Valla.
 * You can ask Caius Amerius for reward before you agree to help him return his home.