C137 High Temperature Burning

Cheng Sheng and Zhou Han did not say anything.

Xiao Chennai was silent. Obviously, Hua Ning and Ding Yu's guess was wrong.

At this moment, Jian Chenyi said, "This is a burn mark left by high temperature. Generally speaking, the color is much heavier than this, so the bathtub has been washed."

High temperature burn? Bathroom? Washing?

All the words were linked together