Here is the movie plot summary for I Know Who Killed Me: Aubrey Fleming, a seemingly perfect 15-year-old high school student, has her world shattered when she is kidnapped by a deranged and sadistic serial killer. Held captive for an indeterminate amount of time, Aubrey is subjected to unimaginable physical and emotional torment at the hands of her captor. Despite her best efforts, Aubrey's spirit begins to break, and she becomes increasingly detached from reality. After managing to escape her captor's clutches, a visibly shaken and traumatized Aubrey returns to her small town, where she is met with concern and support from her loved ones. However, as Aubrey struggles to come to terms with the horrors she experienced during her captivity, it becomes clear that something is amiss. As the investigation into Aubrey's abduction unfolds, detectives begin to uncover a trail of clues that suggest the kidnapping may not have been an isolated incident. In fact, they discover that Aubrey's twin sister, Lily, has also gone missing around the same time, with no signs of foul play or struggle. The authorities are stumped, and as Aubrey's memories of her ordeal begin to resurface, she starts to experience strange and disturbing visions. As the truth begins to unravel, it becomes clear that Aubrey's abduction was merely a symptom of a far more sinister game at play. With the help of her family and friends, Aubrey must confront the dark secrets of her town and the true nature of her own identity in order to uncover the shocking truth behind her sister's disappearance. Throughout this gripping thriller, the lines between reality and fantasy blur, and Aubrey's sense of self is tested to the limits. Will she be able to overcome the trauma of her ordeal and uncover the truth about her sister's fate, or will she succumb to the darkness that has consumed her?