Konyakusha ni Wasurerareta Watashi Ringoku no Koutaishi Denka to Gisou Konyaku suru Koto ni narimashita (※Tadashi, Denka no Honmei wa Watashi Mitai desu!?)婚約者に忘れられた私、隣国の皇太子殿下と偽装婚約することになりました（※ただし、殿下の本命は私みたいです！？）; My Fiancé Forgot About Me, So I Entered a Fake Engagement with the Neighboring Prince (But Apparently, I’m His True Love!?)

In her past life, Lief, eldest daughter of a ducal house, was the feared dark sorceress Lauriea villainess so powerful and feared that she lived in isolation. Reborn, she vowed to rewrite her fate: no more loneliness, no more fear. Surrounded by loving family and a devoted fianc, her new life was finally on track until her sweet-faced younger sister Aria stole her fianc and drove her out of the house. Back to square one? Not quite. To reclaim her pride, Lief crashes Arias engagement partywith the Crown Prince of a neighboring kingdom on her arm. It was supposed to be a one-time deal so why is the prince now asking for her hand in marriage? A tale of revenge, rebirth, and unexpected romance beginswhere a former villainess might just become a queen.