C450 Invasion of the yang family!

A masked man carefully checked his surroundings. Then, he borrowed a miniature camera with a retractable pole to inspect the situation within the wall.

They waited for a while at the outer perimeter of the wall. After confirming that they could move, they threw the ropes onto the wall.

"Ka!"

The hook at the other end of the rope was caught in the wall and secured.

"Attack!"

With an order