Gualberto Parmeggiani

A committed environmentalist whose hyperfixation with everything that's wrong with the world is taking a toll on his marriage tries a pill that reduces human mental skills from 20% to 2%.

A beautiful American music teacher arrives in Venice and encounters a licentious artist who leads her into the squalid underbelly of the ancient city into a dangerous world of sexual promiscuity. Their experimentation becomes more and more dangerous and our heroine must decide whether to continue down this path or break away before it's too late.