Caligula Temporada 1 Episódio 2

Ritsu is attacked by students taking on strange shapes, but Satake Shogo saves him with a giant handgun. Ritsu is taken aback by the sight of him relentlessly shooting students, but he comes to realize that other people cant see the giant gun or the transformed students. Lost and confused, Ritsu returns to his home where hes greeted by his Mother whos now covered in static and repeating the same exact lines.