S/He Loves Me by Robert E. Neale

Life, Death & Other Card Tricks by Robert E. Neale (2000)
Page 37 et seq.

Personal Comment: This is good for the right audience. Most often this is not a thing to do. And I wouldn't do it like that. I would do it face up with "random" cards. And the card left in the hand would have a red back while the rest would have a blue back. That way you get rid of the awkward addition of the Queen/King and you'll get rid of the crimping. Seemingly it would be all about "love or not" and as a kicker the last card would have a red back. Just my two cents.

Difficulty: Self Working