Chae Yoon is crazily trying to find So Yi in this barren hill.
Ga Ri On found out that So Yi will be the solution case, and requirements followers to kill her. At critical moment, Chae Yoon seems, and holds Ga Ri at as hostage. Chao Yoon stabs and wounds Ga Ri upon, and leaves with thus Yi. But Gae Pa-Yi tries for a takedown an arrow and gets So Yi.
So Yi crumbles down the valley right after injured. Chae Yoon while hence Yi endures the pain to jot down the solution case.
Chae Yoon located So Yi, but thus Yi refuses Chae Yoon practically collapses watching the arena. So Yi still still living but is poisoned. She decides to apply her remaining time to note down the solution case.
Chae Yoon understands that So Yi can be poisoned, but she refuses his make an attempt to save her, instead let him brings the solution case to the promulgation ceremony. She also tells Chae Yoon that will Jung Ki Joon is usually plotting to assassinate Lee Do on the ceremony.
So Yi sacrifices herself, and Chae Yoon brings the best case and rushes towards enactment ceremony.
Deep Rooted Tree ep 24 (Final) recap :
