C703 What's the Difference?

The car soon approached this secret prison.

Looking from the outside, the building here was in the shape of a black ring, giving people the impression that it was a Colosseum in ancient Rome. It looked very eerie!

"They are locked in here?" Lin Nan asked for confirmation.

"Yes, this is the place!" Woody was very sure.

"Alright, let's go in then." Lin Nan's eyes were filled with determination