Falco was indeed secretly observing Carvalho and Mason.

However, just as Charlie had speculated, he did not enter the interior of Shangri-La directly. Instead, he chose to stay hidden in the shadows outside Shangri-La.

This was mainly because Shangri-La was too crowded and had a very good surveillance system. If there was no help, the possibility of completely concealing himself from the surveillance cameras was basically zero.

Falco felt that based on his skills, he would be able to keep g