Transmigrated into a Book as a Villainess, the System Helps Me Rewrite the Script

[System + transmigrate into a book + medical skills + mutual devotion + both leads' first relationship]

“You're helping me this much. Have you fallen for me, Miss?”

The man smiled faintly, a tender look flickering in his eyes. “Perhaps you're the one who stole my heart first.”

Lin Qing, a surgeon from the twenty-first century, transmigrated one day into a novel as the vicious supporting character who bullied the heroine all the time?

“Ding! Congratulations, Host, you've successfully bound yourself to the Comeback System. You can even flirt with handsome men on your way to turning your life around!” the mischievous System announced.

So, in this world full of the unknown, Lin Qing devoted herself to medicine and eventually went from a vicious supporting character to a highly revered medical leader.

The original male lead suddenly wants her back? Sorry, not only am I not interested in you, I've got someone much better to choose from.