The Panther Woman (1918)

Orphan Patience Sparhawk grows up poor until she becomes the ward of the wealthy Miss Tremont. Eventually out of gratitude Patience marries Miss Tremont's nephew, Beverly Peale, out of gratitude only to discover he is a drug user, making their marriage unhappy. When Beverly is found dead from a drug overdose Patience is accused of murder, put on trial and sentenced to die in the electric chair but is saved at the eleventh hour.