With a swoosh, Declan went through the wall without any hindrance and arrived at the outside of the building. This talisman to walk through walls could last for about two minutes at a time. Declan did not dare to waste time. He avoided the duty room and ran directly to the courtyard behind the detention center. The wall of the courtyard was extremely high, and there was electric barbed wire on it. It was practically impossible for anyone to jump over, so there were no police guarding there. Declan walked straight through the one-meter-thick wall of the detention center and arrived at the outside. Then he continued to run towards the east quickly. Since Declan was now meditating using the Mercy Manual, his physical strength was far better than ordinary people. After running for abo