Sinopsis dan Bocoran Ending The Devil at His Elbow (1916)

Young mechanical engineer John Ashton is trying to complete the plans for a new submarine. Under pressure to meet a deadline he has been leaning on whiskey to handle the stress which his friend Robert Gray warns him against, but to no avail. His fiancée, Grace, telephones wanting him to take a break and attend a dinner party with her. Against his better judgement and still drinking he accepts but...