C657 With Such Great Power

After Cheng Sheng entered the administrative building, he quickly climbed up the stairs.

This administrative building had a total of ten floors. Xiao Chennai guessed that Lin Yiming's office should be on the top floor.

Cheng Sheng followed the stairs and climbed to the top floor in one go.

After reaching the top floor, Cheng Sheng followed the rooms and searched for them one by one.

Finally