"Your duty? What events were those?"

There's a chance they're related to what he experienced--or heard about, rather--back in his version of home. There's a chance they're not.

There's a chance Elidibus isn't willing to reveal them, but his guest really doesn't have much else better to do, so he'll stay, leaning back against the wall.

"Wait though, first...are you saying you were meant to die?"