Yuri has no plans to carry on whatever wartime grudges people may have. They're dead, what good is the war at this point? Well... made to think they're dead anyways. But he does appreciate the wariness, it means that Lorenz isn't a fool and that he takes care of his playthings and partners. It's a rarity, and it means that Yuri maybe respects him just a bit more for it.

"Well he's incredibly beautiful, it's important to discipline him properly. Which I see you have... Mind if I take him for a ride?"

His hand is gentle of course, smoothing over the curve of Ferdinand's back, sliding between his thighs to evaluate his cock with an almost clinical hand, sliding a skilled thumb along his glans, however, just for a bit of fun.