I Really Get Stronger Just by Walking Around

Reborn in another world, others use the system to kill everyone. But Meng Xian has to wander around every day. "Senior brother, why are you so strong?" "Take a walk after a meal and live to be ninety-nine. You can't understand the charm of walking." … "Who are you! Why do you appear here! Didn't I lay up a great formation to hide the sky!? Why can you still come in?" "I said, I was just passing by, do you believe it?" Meng Xian said helplessly. … This is a story about how you can become stronger just by taking a walk. . .