C2 Synthetic ferocious dog

Yang Kun explored the building for a while and found a two-meter long rope and a large iron drill.

Yang Kun took them with him. When he came to the iron door, he found that there were many dents on the iron door. He could even see claw marks. This iron door could not hold on for too long even when facing the ferocious dog.

Yang Kun carefully moved the heavy object away