Every last month of each year, christmas is celebrated . On one such occasion, the time when the christmas star appear, the gate of spirits was opened ! Two lost soul of the world war 2 were waiting it, but they needed someone to help them find their body, and help them to forgive . Lo! and behold! Angel above took pity of the girl and who was chosen to help them , sent 4 guys to help her and they must return the spirits and the boy before christmas(Edit:Due to change of mind  it will be grave of the fireflies x Bnha x naruto x reader  in readers pov Im sorry for being so immature Extra : Im nayeon from twice) ForewordIts my FIRST fanfiction here (hehe i have made some ) . I may make mistakes ,so plz correct me if needed . Enjoy this shit.