Poster for Marriage Toxin (2026)

TV Series TV-14 Returning Series

Marriage Toxin (2026)

Apr 7, 2026 · 2 seasons · 13 episodes

7.4/10 TMDB user score
53 votes on TMDB

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!

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Series cast

  • Haruki Ishiya Haruki Ishiya Hikaru Gero (voice) 13 episodes
  • Shion Wakayama Shion Wakayama Mei Kinosaki (voice) 13 episodes
  • Anna Nagase Anna Nagase Kyoko Himekawa (voice) 13 episodes
  • Mariya Ise Mariya Ise Shizuku Ushio (voice) 13 episodes
  • Asaki Yuikawa Asaki Yuikawa Shiori Ureshino (voice) 13 episodes
  • Soma Saito Soma Saito Genya Naruko (voice) 13 episodes
  • Hinano Shirahama Hinano Shirahama Kimie Arashiyama (voice) 13 episodes
  • Shimba Tsuchiya Shimba Tsuchiya Piichi Nakagawa (voice) 13 episodes
  • Haruka Shiraishi Haruka Shiraishi Akari Gero (voice) 13 episodes
  • Isamu Yusen Isamu Yusen Toshiki Hanamaki (voice) 13 episodes

Seasons

  • Poster for Marriage Toxin, Season 1 Season 1 Apr 2026 · 13 episodes
  • Poster for Marriage Toxin, Season 2 Season 2

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