Chen Nan foresees that the village will suffer a disaster caused by a giant python. Upon waking up, he discovers that his wife has brought back a baby white snake. As the white snake feeds and continuously transforms, the crisis gradually unfolds. Chen Nan gathers the villagers to go into the mountains to remove the danger, but his wife repeatedly obstructs them. The group tracks the giant python to an ancient cave, exploring the truth along the ruins. Chen Nan investigates calmly, ultimately uncovering the hidden past, joining hands with everyone to defuse the crisis and safeguard the peace of the entire village.