Sankarea (2012)

Furuya has a fascination for zombies and collects trinkets and watches any movie and plays any game with them in it. When his cat dies however this hobby becomes somewhat of an obsession as he tries to revived his pet using an old manuscript. Rea, an girl who is popular and seems to have it all, is not as happy with her life as it would seem. Her wish is to be reborn another person and she might just get her wish after crossing paths with Furuya.