International Murder Mystery: Gonzales, a Spaniard living in Istanbul, reports the disappearance of La Rossa, a beautiful woman living with a mad painter, John Ward. Convinced that Ward has killed her, Gonzales sets out to trap him. Unfortunately, Wardbelieves that he really did kill her in a drunken rage, when in fact, all he had "killed" was a mannequin in his studio. When the "corpse" turns out to be only a mannequin, Ward is saved from a murder charge; he ends up in a hospital, where he will eventually be brought back to sanity. The mystery of La Rossa's disappearance remains unsolved.