Nanjing, present day, springtime. Wang Ping's wife suspects him of adultery. She hires Lou Haitao to spy on him and discovers that her husband's lover is a man, Jian Cheng. It's with this man that Luo Haitao and his girlfriend, Li Jing, form a torrid love triangle. For all three, it's the beginning of asphyxiating, sultry nights of physical abandon that exalt the senses - a journey into the confines of jealousy and obsessive love.