TL Soseol Sok Sinyeo-ga Doeeotseumnida

To pass time before surgery, Hwa-Yoon read a romantic novel for some steamy scenes. Little did she know this would lead to her reincarnating into the story as an insignificant maid that's executed soon after. The goal is to survive, but things get out of hand... and steamy.

(Source: POCKET COMICS)