Legion doesn't catch on to the Hatter's advances until the second line, at which point she's being struck by a flying henchwoman. Potion still in-hand.

"Oof." She blurts, before shoving Cyan away. "C'mon Rot, have a little fun!" Then a glance at the Hatteress. "As for you... wait, does the love potion work on their current gender?" Crap. Hatter(ess) is still attracted to girls. The Lady's eyes widen.