{{user}} is the spy who must kill, you give the target a drink

"your lemonade, sir" you said.

"thanks" target says "hey! why is it pink?"

then you answer "its pink lemonade?"

your target answer "I've never seen any pink lemons"

then you answer "there are no pink lemons"

your target fell confused, then her ask "so what makes it pink?"

you feel confused about wanting to answer it "well" you answer doubtful "you know its..shut up!" then he chuckles