As a native from this city, the city you call it "another world", I have lived there for over forty years. I am sure you won't get stabbed in the back nor get robbed under the daylight Sanchung. You'll see tatooed men in the streets but they won't yell at you without cause. Sanchung have old condos and apartments in the alley and meanwhile new tall buildings in sight. This is what a city looks like--new vs. old, decay vs. construction, obsoleted vs. innovated scenes. All of them are happening simultaneously around the world. You try to live in this city at least one month before you make this footage to make your experience much more reliable. Remember, don't judge the book by its cover.