I learned how to slay gods in a mental hospital. Chapter 679: Calamity of Hell

Boom, boom, boom—!! Successive explosions erupted from the edge of Tokyo, blinding flashes of fire mingling with thick smoke as they slowly rose into the sky. This immense commotion was enough to draw the attention of the vast majority of Tokyo's residents, yet no one dared to approach that direction. Even the Tokyo police simply stood there in silence, quietly watching this way... That was a…