A fanfic of the American drama "Lie to Me" and "Criminal Minds". The heroine is Emily, the daughter of Dr. Lightnan, the protagonist of "Lie to Me", and the male protagonist is Reid from "Criminal Minds". The first half of the film focuses on the father and daughter, supplemented by the investigation of the case. The second half is mainly about emotions, supplemented by handling cases. The heroine has traveled through time and knows the plot. This article is to make up for the regrets. The heroine is warm and affectionate, but not a Mary Sue.