The Regret Novel Female Lead With Unbreakable MentalityGiselle the Unbreakable; Unshakable Female Lead in Regret Genre; The Female Protagonist of This Regretful Story Is Mentally Strong; The Unbreakable Mind of the Regret-Genre Heroine; 虐げられヒロインなのに、メンタルが強すぎる; 후회물 여주인데 멘탈이 너무 강함; The Regret Novel Female Lead with Unbreakable Mentality