Mona se esforça para se aproximar de Medaka na festa de Halloween, e conseguir uma foto com ele.

Títulos Alternativos: DE: Dieser Blödmann und Halloween | US: Halloween with Him | JP: アイツとハロウィン | BR: Halloween com ele | FR: Medaka et Halloween | IT: Lui e Halloween | RU: Он и Хэллоуин | CN: 那家伙和万圣节 | KR: 그 녀석과 핼러윈 | TW/HK: 那傢伙和萬聖節 | MAL: Kuroiwa Medaka ni Watashi no Kawaii ga Tsuujinai 2nd Season | ALT: Medakawa | ALT: My Charms Are Wasted On Kuroiwa Medaka | ALT: Kuroiwa Medaka is Proof Against My Cuteness. | JA: 黒岩メダカに私の可愛いが通じない 第2期 | EN: Medaka Kuroiwa is Impervious to My Charms Season 2