"You're going to marry someone without ever having slept together?" Maggie's best friend asks, incredulous. And so Maggie decides on the night of her costumed engagement party that tonight she will test her chemistry with her husband-to-be! Emboldened by champagne and her costume, Maggie invites her fianc?, who's disguised as the Phantom of the Opera, into a closet, where they spend a few passionate moments? Only afterward does she realize that there are two men dressed as the Phantom at the party! One is her fianc?, and the other is her ex-husband, Spencer. Now she must figure out which Phantom she shared her passion with?