After experiencing countless baptisms of darkness, three people from different worlds formed an indestructible and terrifying team. Now they can finally leave this place and return to their respective worlds. And what disturbance will they bring about in their world?
Three people wrote three volumes, one story per volume.
First [modern]
The second [ancient] (It is expected that in the world of Brother, there may be children. If there are many people, it may be changed)
Third [Interstellar]
Intention: Cherish