On the hottest day of the year, an unknown virus spreads throughout inner-city Philadelphia. The infected victims, crazed by dehydration, begin attacking other residents of the neighborhood in gruesome ways….

A man documents his girlfriend’s 35th birthday on his phone. What he captures throughout the night are the most disturbing human acts imaginable.

A deadly pathogen is unleashed and unknowingly carried to Dana Overbeck’s 30th birthday party, where her estranged father, Rufus, is coming to make amends.