Kamisama Dolls

from fate: kyouhei, after moving away to tokyo from his old town to get away from the events that happened, is on a goukon with his friends, including his old neighbor, shiba. after drinking for a whole night, he and shiba discover a dead, bloody, body in the elevator. he is told by his younger sister, utao with her kamisama doll, that aki, an old friend, and his doll, are the culprits responsible.