家族からも嫌がられる古い価値観を持ったカタブツの「おっさん」（＝沖田誠）が、とあるゲイの青年との出会いによって、これまでの『自分の常識』をどんどんアップデートしていく！すべての人たちの『好き』を肯定し、応援するハートフルなホームコメディドラマ！愛する家族を理解するため、昭和のおっさんの新常識へのアップデート大作戦が始まる！

50-year-old Okita Makoto is a middle-aged man who is old-fashioned and prejudiced against certain people and behaviors. Because of his values, he is disliked by his son, who likes cute things, his fujoshi daughter, who likes BL, and his wife, who is a fan of male idols. After meeting a gay young man, Makoto begins to slowly change his way of thinking…