What is hidden under the sign of the Church of St. Don Juan? Why do they strictly select parishioners there and don’t want to let outsiders even close? As soon as Lana and Vera showed purely feminine curiosity, one of the friends found herself locked in a dungeon, and the second was hospitalized with a concussion. But this did not stop brave women! Quite the opposite: they had an unbearable desire to get to the bottom of the secrets of the preachers...