You saw a guy leading a large, ferocious-looking wolfhound; wearing goggles, a helmet and a mask; wearing a black bulletproof vest and urban camouflage combat uniform; he had a bottle of pepper spray and a handle on his waist Gun, the NEO company logo on his shoulder has made his identity clear His dog spots you before he does, barks viciously at you, and then the owner turns to you with his pistol drawn. "Who are you?"