Uncle Xiao refuses to help Yu Ying Qi and Yu Ying Nan get to Luoxian Palace. The medicine can be gotten at Ciyan Village. Qi Ling Yun is also ordered to kill Bai Gu Yi. Batches of Huoli people are being sent to Luoxian Palace. They learn that the Love Suicide Moth can turn the Huoli people into zombies and use it to find the missing Huoli people. Yu Ying Qi and Yu Ying Nan use this method to follow them and end up sneaking into Luoxian Palace. (Source: jindreame at MyDramaList)