The mountain spirit saves Lady Han who was being chased by government officers. During the chase, the baby in Lady Han's womb dies, leaving her in despair. Mak Soon, Lady Han's servant, stays by her side and looks after her. The mountain spirit and Lady Han grow closer as they spend more time together. One day, the mountain spirit senses swordsmen in his mountain searching for Lady Han.

Instead of Seo Won's memories, Hae Na's memories of him get erased, making Seo Won despair. Seo Won does his best to win Hae Na's heart again, but it doesn't go as well as he expected. However, Seo Won finds out that Ji A still has memories of him and Hae Na dating. Meanwhile, Ji A visits the mountain where she died in her past life, which upsets Bo Gyeom.