C451 Three Mountains(1)

A pink shimmer.

The back of Xu Ba's head was flashing with a very faint pink light.

Even if it was the level 6 old professor Wang Hui, if he didn't open his eyes wide, he wouldn't be able to notice it.

As for "Disinfection elevator number three," it was even more impossible for the surrounding people to notice the unusual light at the back of Xu Ba's head