The Pact [Signed]

When Freya arrives at her dream job with the city's hottest start-up, she can't wait to begin a new and exciting life, including dating her new colleague Jay. However, Nicole, Jay's ex and fellow employee, seems intent on making her life a misery. After a big deadline, where Nicole continually picks on her, Freya snaps and tells Jay about the bullying and together they concoct a revenge prank. The next morning, Nicole is found dead in her apartment . . .

Is this just a prank gone wrong? Or does Freya know someone who is capable of murder - and could she be next?