"Hmm?" Xuanyuan Xue'er, who had just arrived at her hillside, immediately frowned after sensing the slightest change in the area.
Seeing her reaction like that, Xuanyuan Chang'er asked her. "What happened, Big Sis? Why are you reacting like this?"
"Someone came here before." Xuanyuan Xue'er replied as her eyes continued to scan the surrounding area.
"Hmm?" Xuanyuan Chang'er was surprised to hear that, for she couldn't sense anything strange in the place. However, she knew that Xuanyuan Xue'er's instincts were extremely sharp and that she also had the innate ability to allow her to sense other people's residual qi, but no one except her knew that.
Xuanyuan Xue'er squatted down, picked up the water jug, and smelled the water inside. Before long, she poured the water on the ground and said. "I don't know what liquid that person put in my drink, but I'm sure that person is related to the Mo Clan."