Mark's Secret to Eternal Life (2013)

18-year-old Mark wakes up in a parallel world where no one knows who he is - not his family, friends or girlfriend - and discovers that he and all the people he loves will soon die a painful death. To stay alive, Mark is taught how to absorb the life force of dead people. With the help his new friend Andrew, Mark seeks a new way so that both he and everyone he loves can live forever.