[ad_1] Lionsgate has released the first trailer for the thriller A Simple Favor . The trailer asks the question, what happened to Emily? It leans so heavily on this idea, in fact, that the question could be confused for the title of the movie. But the question is more getting to the heart of what is at the center of this movie's mystery. To that point, the trailer is really a teaser in the true sense of the word, as it doesn't give too much away, other than the central mystery at hand and some intriguing shots from the movie. A Simple Favor centers around Stephanie, a mommy vlogger who seeks to uncover the truth behind her best friend Emily's sudden disappearance from their small town. Stephanie is joined by Emily's husband Sean in this thriller filled with twists and betrayals, secrets and revelations, love and loyalty, murder and revenge. The novel that the movie is based on utilizes an unreliable narrator to help drive the story and it will be interesting to see if...