In the dark heart of a sprawling, anonymous city, two assassins carry out a sinister mission, a teacher battles a fatal illness, and an enigmatic janitor and a curious waitress lead dangerous double lives. Murderous consequences unravel in the dead of night, as their lives intertwine at the hands of a mysterious criminal mastermind who is hell-bent on revenge.

An ordinary summer day change to darkness when a young woman's body is found dead in her garden. 6 people are invited to a beautiful house that holds a mystery of the dead woman. All 6 people has a history with the dead woman, some of them share a dirty past with her. What could they have done? Are any of them responsible for her death?