A hitman and a marriage swindler set out on the world’s most grueling battle for marriage! Gero is a young man from a clan of hitmen, which has been in existence for hundreds of years. As someone who’s never gone to school and lived his life dealing in the dark side of the business, he considers himself to have “no prospects with women” and marriage as “something not for him.” However, one day, in fear that their lineage would dissolve, his clan warns Gero that if he doesn’t marry and produce an heir, they would have no choice but to…force his little sister into doing “that.” Driven to his wits’ end, Gero asks the target of his work, a marriage swindler, to…

<毎週水曜更新>殺し屋×結婚詐欺師の世界一ハードな婚活バトル物語！数百年続く殺し屋一族の青年・下呂。学校にも行かず裏稼業で生きてきた彼にとって女性は「苦手で縁遠いもの」であり、結婚は「するべきではないもの」と考えていた。だがある日、血が絶えることを恐れた彼の実家は、下呂が結婚し子供を残さないならば、妹に「それ」を強制することを通告。困り果てた下呂は仕事のターゲットであった結婚詐欺師に…。