Hwanghu Gung Che Daesaeng

Wild and carefree by day, heart breaker by night. the beautiful hae-Sul one day wakes up in the body of an empress of an unfamiliar world. As she navigates her new life in the palace she must stay alert to stave off assassination attempts on her life while also juggling the temperamental and childish emperor who has no love for her.

(Source: Pocket Comics)