The Well-Bred Duke Tried to Imprison Me

Introduction to the Work: “You let me into your bedroom, and now you expect me to be patient? Teacher.” I was transmigrated into Lhuvwen Luv Debiare, a one-line disposable villainess from the 19+ hardcore, dark web novel <Bullet Lodged in the Swamp>. And to make matters worse, a supporting character among supporting characters who only appears once in the side stories. I never coveted the original heroine's position. I just wanted to change my favorite character, Jeremy's, tragic ending into a happy one. So, I volunteered to be his tutor, filling and purifying his shattered mana vessel... 'But why are you trying to imprison me, and not the heroine!' * "They call this raising and d...