C599 They Became a Burden.

Xiao Han and Ying arrived at the entrance of the cave. The two of them quickly immersed themselves in the spiritual energy that floated out of the cave. They closed their eyes and greedily breathed in and out.

After a hundred breaths, the two of them opened their eyes at the same time. Xiao Han chuckled and said, "Old sister, we can't stay outside. There must be something good inside