"I-" he started, as he watched her. "How the fuck are you like this-" he added, as this was very confusing. The way how he purred made him wonder. "Wait, if you're a cat, and not one in a cosplay...." Zack looked at her tail. "I wonder..." Zack slowly moved his hand towards her tail, and stroked it softly through his hand without grapping it, curious to how she would react.