Downfall

Rick Shepherd, a Manhattan physician, soon finds himself entangled in a chilling series of murders when a doppelganger and his father are both unexpectedly killed, with the killer leaving no clues behind. As he and his fiancée face sinister threats and haunting calls, Rick delves into a web of secrets and past tragedies, racing against time to uncover the truth and protect himself. This suspenseful thriller invites readers into a tense pursuit of justice and survival amidst a mysterious epidemic of doppelganger killings.