A Single Strike Of Shimmering Frost

The sickly Sect Master Yun Yifeng peddles intelligence, and Prince Xiao requires his service to investigate a theft. Enticing Yun with medicine that can cure his sickness—something Prince Xiao doesn't have—the two embark on a journey to investigate the theft. Something blossoms beyond friendship along the way. (Source: Bilibili Comics) Note: Chapter count includes an extra.