Now that had been a detail he hadn't known- even as Fiona speaks Zevran flinches. Visibly flinches. Duncan has ever been well of grief but when Fiona mentioned being 'well informed' perhaps it should have occurred to him that she meant Duncan. It put quite a bit else into alternate perspective but-

Truly. Who in their right mind thought the best place for a King's Bastard was the Grey Wardens? The Joining might have killed him, any number of darkspawn attacks might have killed him, The Blight nearly killed him several times over and now? Now he might have one foot in the grave due to all this mess and for what?

Not...that he has much a leg to stand on when Alistair turns his eyes to him and he settles into his usual manner of flinching- locking up entirely. Ah, good. This he might have expected to some degree. "I found out, recently, and...thought perhaps it best you hear it from her yourself."