After a near-drowning, Laura moves through four social worlds under different names, obsessed with God’s infinite mercy and provoking sin to test forgiveness.

Santo goes up against the vampire Baron Brakola, who has returned to seek vengeance on the descendants of the Knight in the Silver Mask (Santo's colonial era ancestor).

Two young waitresses, Laura and Eva, become romantically involved with a movie distributor, Adrian, and his friend Luis.