"If You're Twins and You Both Have the Same Face, the Younger Sister Is Better," My Fiancé Said

"Maybe I've been able to repay you a little with this." Natalia, the next head of the Earl's family, witnesses her fiancé, Duke Justus' son, cheating on her with Luce, who calls her "big sister." Justus blames Natalia for being unlovable and inflexible, saying, "Why are you twins, yet so different?" -- No, Luce is not my twin sister, you know? *This work is a re-edited standalone version of the same content as the work included in "Sometimes my engagement is broken off, but I'm happy even if I don't get what I deserve -- Anthology Comic (2)."