Su Wan, a girl who is burdened with the "Heart-Eating Curse", searches for the "Pure Heart Lotus" to solve the curse. She steps into the "Curse Seal Forest" and meets Gu Yun, the forest guardian who can suppress the power of the curse. Gu Yun concealed his connection with the cursed seal and helped Su Wan find the lotus, but the secret was revealed during their relationship, and the two fell into a tangle of emotions and crises.
