Las Vegas goes vacationing famously as international city, have " of world entertainment " and " marry " good name, here entertainment industry is exceeding develop, the place of live a luxury and dissipation life. And the sewer in this city, have however a flock of homeless, live in the person of sewer. This has married to husband and wife old, but can not afford a house, the income of every month is only enough also their daily expense, can choose to live in sewer only. In this sewer, living all sorts of rock-bottom people, according to estimation, 1000 much life live in sewer. In these people, have a plenty of hobo, have a plenty of the person that work, also have a plenty of a few criminals. Such local shade undercurrent is wet, without sunshine, look the developed country also has the seamy side.