The Haunting Fear(1915)

Lured by Diana, Katherine runs away from home. The foolish girl is soon drawn into the whirlpool. She meets Mace, a notorious man-about-town, and is fascinated by him. Doctor Busby, an insane physician, recognizes in Mace the man who had caused his daughter's death. Shortly afterward, Katherine discovers Mace's real character. Wild with rage, she stabs him.