
Marriage Toxin
For centuries, the deadly arts have been perfected by Masters, and Five Great Families hold the greatest power and influence. Hikaru Gero, an heir to the Gero family, lives in the underworld as an elite assassin. When his sister is pressured to produce an heir, Hikaru asks Mei Kinosaki, a brilliant marriage swindler, to find him a bride. The most challenging mission of his life begins!
Cast: Haruki Ishiya, Shion Wakayama, Anna Nagase, Mariya Ise, Asaki Yuikawa, Soma Saito, Hinano Shirahama, Shimba Tsuchiya
Marriage Toxin Synopsis
Marriage Toxin (2026) holds a 7.4/10 audience rating on 1337x. The series spans 2 seasons with 13 episodes of compelling storytelling. As a Animation and Action & Adventure series, it delivers gripping narratives and unforgettable moments. The series features outstanding performances from Haruki Ishiya, Shion Wakayama, Anna Nagase, bringing complex characters to life. Originally aired on Fuji TV and Tokai Television Broadcasting, the show has captivated audiences worldwide. The series is currently ongoing with new episodes in production. For centuries, the deadly arts have been perfected by Masters, and Five Great Families hold the greatest power and influence. Hikaru Gero, an heir to the Gero family, lives in the underworld as an eli...




















