Rule 34 Dev - 1girl 2boys atlus cerberus_(megami_tensei) comic crossover cu_chulain_(megami_tensei) cu_chulainn_(megami_tensei) greyscale heida_no_akyu hieda_no_akyuu highres kereberos monochrome morichika_rinnosuke multiple_boys naka-san ose shin_megami_tensei touhou translated|1761571890