Luna Cooper seems to have it all - a wonderful home, a loving husband, and two wonderful teenage kids. She chose to be a SATHM leaving behind a career as a forensic pathologist at a private clinic after a case that made her count her blessings. On the night of her 36th birthday, a terrible crime is committed that shakes Luna's family to the core. Eva, her thirteen-year-old daughter, is missing, and she doesn't know what to do. She fears for Eva's life, and what if Eva becomes a victim of the same heinous crime, because of which Luna left her career all those years ago. Luna's husband, Eric, suspects their new next-door neighbor, Damirah Hayat, for a reason he can't put her finger on but cannot do anything about it. However, as Luna herself works to unfold the unsettling account of what happened, she learns that the truth is much more complicated and unnerving than she had believed it to be. What follows is Luna's unwavering endeavor to find out the truth that could shatter her perfect family-a chilling secret that drives Luna to the edge.