The returning cast of season 9 along with special guests will be exploring the vast Yellow River, which spans across 6 locations, focusing on touring the environment, culture, ecosystem, traditions, history, folk customs, and cuisine. The members of Keep Running: Yellow River 2 will start from the source of the Yellow River in Shandong and follow the river to different cities. (Source: taehyungsfatnose at MyDramaList)