Scarlet Heart

During a total solar eclipse, a 25-year-old 21st-century woman, Go Ha-jin, is transported back in time to the Goryeo Dynasty. She wakes up in the body of Hae Soo, a young woman living among the many princes of the ruling Wang family. As she navigates the complex political landscape and the dangerous power struggles for the throne, she finds herself falling in love with the misunderstood and feared Fourth Prince, Wang So. As the princes compete for the crown, Hae Soo becomes entangled in their lives, witnessing the tragic transformation of the royal brothers from idealistic youths into ruthless rivals. Forced to adapt to the brutal realities of the era, she must use her modern knowledge to survive while grappling with the heart-wrenching realization that she cannot change the course of history, leading to a poignant exploration of love, sacrifice, and destiny.