MASTER VILLAINESS THE INVINCIBLE!

Yeoju is a second-rate author living a mediocre existence in modern-day Korea. A tragic accident lands her in the plot of a bestselling martial arts novel and she wakes up as the infamous villainess Hae-Won Tang. Hoping to save herself from a gruesome death, Yeoju must figure out who to trust, harness Haewon’s inner chi, and learn martial arts as she fights to save the Sichuan Tang Clan. Can she change the outcome of the novel and prove she’s the worthy hero? (Source: Tapas, edited) — Description from AniList community (anilist.co).