C1019 Blood of Calf

"What's wrong?"

Xuanyuan Xue suspiciously looked at Niu Thirteen. She saw him frowning while looking around with a serious expression. She thought he had discovered something.

"Strange. Did you hear anyone speak?"

Niu Thirteen solemnly looked at Xuanyuan Xue, wanting to confirm if she was the same as him, and had also heard some sounds.

"No!"

Xuanyuan Xue's brows furrowed. Indeed