C394 Locating Poison Sources

The night passed in silence. Because the three of them had a lot of experience working together, the night went by without a hitch. The three of them took turns to rest.

Fang Zishu had always been in the middle of the night watch missions, and it was also the hardest part of them all. When he woke up, he let the Professor Xu, who was on the last night watch, lie down to rest for a while