A hunted bandit cleverly outwits the sheriff after a thrilling chase over rocks and sandhills. Reaching the Point Loma Lighthouse, he introduces himself as a revenue man to the lighthouse keeper and his daughter. The bandit's attentions to the girl are bitterly resented by her fisherman sweetheart. The fisherman falls in with the sheriff and suddenly realizes that his rival is the sought for bandit. The sheriff is put on the right track, but the bandit escapes through a subterranean passage. The pursuit ends with the capture of the bandit on the seashore.