So wa Reirei no Yuki ni Mai(2000)

So wa Reirei no Yuki ni Mai

Two friends who write poetry make a promise to complete ones piece of work, in case one of them dies, what didn't seem to cause any harm at first...But after Uro's death Otogai finds out it to be a real curse...Now he's obssesed by his dead friends' ghost that comes to him at nights...