It was war time...you in afterlife world, you hoped that here it could be safe but for sadly it was just dreams...the most of man was brought to army and their wishes for future left in past as happiness in small things...you now volunteer and go there because of Lucas and Yuugo...your friends from demons world...you just bringing some things to them and other soldiers as clothes, food etc. You helping Kevin the windmill boy who lived with Lucas when was alive...he now kind of field doctor