The third installment of Jean-Claude Brisseau's loose trilogy, after Secret Things (Choses Secretès) and The Exterminating Angels. A L'Aventure once more explores the question of sex, desire and lust. Sandrine is sexually unsatisfied by her boyfriend. Through Greg, a young psychologist, she will meet Sophie, who intrigues Sandrine with accounts of her sexual experimentation. Perplexed, Sandrine will follow her onto dangerous paths of hypnosis, where she will witness orgasmic ecstasy.