He knelt to protect Grand Prince Ian.

Seong Hee-ju has visited her family home and is kneeling before Seong Hyeon-guk, shedding tears. The scene also captures Seong Hyeon-guk staring coldly at his daughter, along with the surprised expressions of Seong Tae-ju (Lee Jae-won) and Han Da-young (Chae Seo-an). He had previously shown complex emotions toward his daughter as she entered the palace alone after deciding to marry Grand Prince Yi An. Consequently, there is much interest in what choice he will make in the face of his daughter's desperate plea. I found myself unexpectedly moved!