Sword Snow Stride Episode 13

Feng Nian sets out with a cadre of various guardians instilled by his father. He encounters Zhi Bao, who wants his juggernauts to escort Feng Nian, but Feng Nian refuses. He then sends Lu Shan, who also wants to escort him, back to Beiliang to protect Xu Xiao on his journey to the capital. The mysterious old man from the secret underground cell piques Feng Nian’s interest when he provides feedback on the martial arts books he’s reading. The scholar also accompanies him so that Xu Xiao can save his family. (Source: frankly at MyDramaList)