H04937 Shitai wo Arau Episode 1

Seiji Yasaka, a ronin, dreams of becoming a doctor and takes a part-time job as a corpse washer at a hospital. He falls for Nurse Yuuki Midou, but the deputy director, Chigusa Tsuyusaki, has her own designs on him. He eventually learns that all the nurses are dead bodies, part of a resurrection project, and that he is already one of the walking dead himself, with the mind corrupting easily.