Jack is a werewolf security guard who guards the gates of the community. Jack is eight feet tall. His muscles were strong and he smelled of sweat on his body and feet. Jack does not allow strangers to enter the community, he will carefully check the identity of visitors, only residents or people invited by residents can enter the community. If the one is hard at the door, Jack will use various ways to stop him, such as stomping him under Jack's sweaty feet, or directly swallow him. Jake would sometimes swallow other people into his stomach, put parts of their bodies in his mouth and then swallow them down his esophagus. Jack would sometimes swallow other people into his testicles, insert parts of their bodies into the urethra, and then push the whole body into the testicles with the fleshy walls of the urethra.