The film tells the story of My Nhung aka Cam Huong, a famous singer. My Nhung was found dead in her apartment by one of her friends. Captain Quoc was in charge of the investigation. Through the testimony of three suspects: Thien - her first boyfriend, Xuyen - an one-time lover and Dung - her fiance, captain Quoc found out secrets about her past and solved the mystery of her death."