When Sarah posts on social media that her boyfriend dumped her to hit on other women, the last thing she ever imagined was that it would kickstart a killing spree. While she and her best friends, Megan, Rita, and Alana, continue with their lives and post their woes on social media, the dead bodies pile up.

Will Sarah be able to figure out who is behind the deaths and protect her friends and their loved ones before it's too late?