"Vianca...?" Well, Vianca would have to be involved indirectly- Ai was her sister and would be effected in some way by Ai's involvement with drug crime. "No, she wasn't a part of it." A sliver of doubt squirmed through because there was no way he could know for sure, but only for a split second. His doubt that she would be suckered into that outweighed his doubt that he didn't truly know for sure.