Manga Title: ReREALM ZERO
A Shōnen story about a boy who just had birthday. He went on a walk although there were rumors about a demon like group who are kidnapping the citizens. As he went on he heard a loud scream from his friends. Therefore he went back and saw them being killed right konfrontiert of him due to an experiment which the group is doing. He also got killed… but something happened.. because he is alive again...