Marriage Toxin
Returning Series
2026 – Ongoing
1 Episodes
4
Popularity
i
Popularity is a TMDB metric that combines page views, search traffic, votes, and trending activity. It’s dynamic and updates daily. The higher the number is, the more popular the show is
N/A
TMDB Rating
N/A
AER
i
AER stands for “Average Episode Rating” and is calculated by averaging all rated episodes.
No episodes have ratings yet.
Cast
Haruki Ishiya
Hikaru Gero (voice)
Shion Wakayama
Mei Kinosaki (voice)
Anna Nagase
Kyoko Himekawa (voice)
Mariya Ise
Shizuku Ushio (voice)
Asaki Yuikawa
Shiori Ureshino (voice)
Soma Saito
Genya Naruko (voice)
Hinano Shirahama
Kimie Arashiyama (voice)
Shimba Tsuchiya
Piichi Nakagawa (voice)
Haruka Shiraishi
Akari Gero (voice)
Isamu Yusen
Toshiki Hanamaki (voice)
Synopsis
As a deadly assassin from the poison clan, Gero swears he'll never settle down—that is, until the family orders his sister to produce the poison clan's next heir. Refusing to let his sister abandon her chance at true love with her girlfriend, Gero desperately turns to marriage swindler Mei Kinosaki for relationship advice. Can Kinosaki turn this trained killer into a charming husband-to-be?