Adopted by a treacherous semi-scientific cult where extraordinary mental powers are common, extraordinary 12-year-old David begins an archetypal journey across two continents to find his destiny as Child of the Moon.

In a small Catalan village take advantage of the visit of an ecclesiastical authority of Rome, during vacations, to organize a conference on the topic of religion and sex. This causes the people to divide into two camps, those who favor and those against the "Congress", until finally after a series of negotiations between both sides, we arrive at consensus. A large mosaic of characters carry the story to end happily, through critical situations with the conservative church.