Watch An Observation Log of My Fiancée Who Calls Herself a Villainess (2026) Free Online

Bertia is reincarnated into her favorite otome game—not as the heroine, but as the villainess engaged to the perfect Crown Prince Cecil! Fully aware that her role is to sabotage his future romance, she’s determined to bloom as a wicked flower and wither away according to the story. But no matter how hard she tries to scheme, her “evil” plans only make her more endearing!

An Observation Log of My Fiancée Who Calls Herself a Villainess is a 2026 animation, comedy and sci-fi & fantasy TV series starring Yusuke Kobayashi, Miyu Tomita and Yume Miyamoto. The series has 1 season and 12 episodes. Viewers rate it 7.9/10 on TMDB based on 28 votes.

  • First aired: 2026-04-06
  • Seasons: 1
  • Episodes: 12
  • Status: Ended
  • Genres: Animation, Comedy, Sci-Fi & Fantasy
  • TMDB rating: 7.9/10

An Observation Log of My Fiancée Who Calls Herself a Villainess cast

Yusuke Kobayashi, Miyu Tomita, Yume Miyamoto, Ayumu Murase, Ayaka Ohashi, Shun Horie, Iori Saeki, Yusuke Shirai, Aya Uchida, Hidenori Takahashi

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