Jean-Pierre Lentin

By studying the action of drugs on the brain, scientists penetrate the workings of human consciousness. A documentary series in which we discover, in five parts, that the study of the effect of drugs helps to understand the functioning of the brain.

Mercadet, a young man, and Morin, a forty-something, meet in a brothel in India. They team up to continue their journey together. Along the way, they will meet various people.