The Show Girl's Glove(1914)

Hampton, a broker, employs a detective to investigate Stella, a show girl, with whom his younger brother Dick is in love. As a result of the detective's discoveries, Dick breaks his engagement with Stella. The woman calls at Dick's office late that afternoon. Hampton leaves the two alone. Unable to alter Dick's decision, Stella seizes a knife and threatens suicide. Dick tries to wrest the weapon from her and is accidentally killed.