In San Juan, Puerto Rico, The Drifter, young and educated, and The Seeker, old and feeble-minded, meet and form a partnership. The Seeker meets Rosario, unaware that she is his daughter, left there 20 years previously when his mind was affected by a tropical storm that killed his wife and wrecked his home. Rosario is deeded land belonging to her father and is about to sell it to Clifford Fayne when The Seeker discovers gold there and urges her to desist. Fayne lures her to a cabin and tries to force her to sign the bill of sale; The Drifter and her father rescue her; the father is mortally wounded but lives long enough to learn that Rosario is his daughter and that she will be happy with The Drifter.