[Either Viktor trusted Aqua not to hand him poison or he didn't care at the moment, muffling a too-common painful-sounding cough into his hand before picking up the bottle and stepping over to the sink for some water.]

It...is complicated.

[Letting that hang for a moment as he contemplated how much to explain, Viktor settled on the first choice for now and downed a couple of the pills with practiced ease before settling into a chair. It had been a little too far to walk here, so he was stuck for a moment anyway.]

I was born with a defect to my leg. As I got older, the issues extended to my lower back. Treating that much is a matter of braces and pain medication, nothing more.