The film's script was written by Australian novelist Julia Leigh, and it is also her directorial debut. This work was shortlisted for the main competition unit of the 64th Cannes Film Festival, but ultimately failed to win some awards as expected. The film tells a fairy tale that happened to a modern female college student. Lucy (Emily Browning) is a simple female college student during the day, and at night she has another identity-"Sleeping Beauty". This special job made her fall asleep in a strange room, and when she woke up, she couldn't remember anything at all, as if nothing had happened. In her dream, she was in a secret world full of fantasy, which was beautiful and full of desire. Lucy was deeply confused and gradually questioned the bizarre experiences that happened every night. She was eager to know what happened when she was asleep and how she would find herself...