Watch Jishou Akuyaku Reijou na Konyakusha no Kansatsu Kiroku. Episode 12 English Subbed Online

Episode Summary

The Heartwarming Ending: An Observation Log of My Fiancée Who Calls Herself a Villainess (Chapter 12)
In the grand finale of "An Observation Log of My Fiancée Who Calls Herself a Villainess," the long-awaited wedding day of Crown Prince Cecil and Bertia (Tia) Ibil Noches has finally arrived. This concluding chapter perfectly blends the series' signature humor, romance, and Otome-game tropes.
Cecil vs. The Protective Brother
The episode opens two years after graduation. Cecil visits the Noches household to pay his respects, only to be confronted by Tia’s younger brother, Aneth. Plagued by a "sister complex," Aneth views Cecil as a "Demon King" who is stealing his beloved sister away. In a brilliant display of wit, Cecil leans into the persona, claiming that if Tia is a "villainess," then a "Demon King" is her perfect match. He eventually wins Aneth over with the promise of delicious sweets and an invitation to visit them anytime.
A Wedding Like No Other
The highlight of the finale is the wedding ceremony, which Tia has personalized using a "Top 100 Things I Want to Do" list—inspired by traditions from her previous life. Breaking the kingdom’s stiff customs, the couple incorporates:
The Ring Exchange: Placing rings on each other’s fingers as a symbol of their bond.
The Emotional Vows: Cecil delivers a heartfelt, eternal oath that leaves Tia (and the audience) breathless.
The Princess Carry: Cecil carries Tia out of the church, proving his physical strength despite his royal duties.
The Bouquet Toss: A chaotic event where Tia’s spirit, Kuro, accidentally catches the flowers, triggering "marriage" instincts.
The Flower Shower: Organized by the spirit Zeno, filling the streets with petals to the delight of the citizens.
The Honeymoon and Beyond
The couple departs for their honeymoon in a "bridal carriage" decorated with clanking cans—another of Tia's "other world" requests. During the journey, they share a tender moment discussing their future, with Cecil expressing his desire for a daughter who looks just like Tia.
One Year Later: The "Bertie" Legacy
The story jumps forward one year. Tia has successfully adjusted to palace life and has become a trendsetter. She has launched a wedding information magazine called "Bertie," which has revolutionized marriage ceremonies across the continent. Cecil concludes his observation log by noting that life with his "self-proclaimed villainess" is never boring and that their story is only just beginning.