Gero is a legendary hitman from a clan of poison masters, but he has zero experience with women and his clan is demanding an heir! To save his sister from a forced marriage, he teams up with a god-tier marriage swindler he was supposed to kill, transforming his lethal skills into a desperate quest for a bride. Experience the explosive, high-stakes dating of Marriage Toxin (マリッジトキシン), the ongoing Shonen Jump+ smash hit by Jou Nyuui and Mizuki Yoda. If you want to read manga online for free, binge the full English chapters of this top-tier action rom-com today!