Exquisite Corpse

When a brilliant young neuroscientists girlfriend tragically dies and crushes his dreams of a blissful life together, he uses a serum he has recently created to bring her back to life. Unfortunately the results are only temporary and he must descend into a horrifying world he never thought he'd face because in order for her to live, many others must die. How far would you go for one more day with the one you love?