A flightless eagle fell into a nest in a different world and unexpectedly lost its memory. The zombies are coming in droves, and the Brood Hunters are ferocious and bloodthirsty, but all these are no match for a strange man - Alex Mercer. A self-proclaimed monster who wanders alone, but has a deep affection for his sister? His powerful power made Desmond deeply afraid, but he had to choose to rely on him for survival. From mutual suspicion to breaking down barriers, what happened? With the strange riot flowing in his blood, where will the road to darkness push Desmond? The sacred objects of the first civilization, the lost memories, and where will Desmond go on his way home?
In short, it's a story about Brother A and Idiot raising a HUNTER.