When she witnesses her neighbor, fashion model Danielle Breton, reluctantly murder a person inquisitive journalist Grace Collier is horrified. She calls the police. However, if the detective discovers nothing amiss and arrives at the scene, Grace is forced to take matters in to her own hands. Her first movement is to recruit private investigator Joseph Larch, who helps her to find a secret about the past of Danielle that has them both seeing doublecheck.