He Ruo Yao shows up to assist in the investigation. Tian San Qi goes to visit her parents and pretend to be He Jin Xin. They decide to go search for the kidnappers' corpses. They search for clues in the shrine and find a hollowed out statue and the smell of death. While searching for the corpses, they see a scary sight. The kidnappers were all poisoned and staged as if they killed each other. Two people died from the plague and the doctor is blamed. They found a poisonous herb in his clinic. They see a mysterious person, but lose him in the night. The plague is caused by poison in the water. Tian San Qi's plan is to lure out the killer. (Source: jindreame at MyDramaList)