The Grim Reaper (OP Ragna the Bloodedge Male Reader x Crossover)

Y/N have been mistreated by almost everyone at Kagura, Beacon, Kuoh, U.A. academy for not have the same power of them. Having enough, he decides to leaves to create his path. But a certain event happened as his right arm was cut off, leaving him to die by the world. However, something unexpected happened as he gained...