Ran Yan helps Xiao Song examine a dead body that has been sucked dry of blood. The dead body disappears and seems to have been taken by a Snow Demon. Su Fu and Xiao Song both compete for Ran Yan. Snow demons appear out of nowhere to kill people, but they figure out that their food was drugged. Ran Yan finds a trap door and someone pushes her down it. Su Fu sees and saves her. (Source: jindreame at MyDramaList)