The underworld area of New York is full of entertainment, extravagance and debauchery. But there is a dark evil atmosphere everywhere, and there is a dark organization that no legal and management department can do anything about... Yin Zhen, a criminal psychology elite who was transferred from the UK to the FBI Crime Analysis Center, in order to defend "justice" (actually for fun), is determined to go deep into the "Golden Empire", a dark organization that originated in the underworld and has spread all over the world. When a hot-blooded police officer encounters a handsome young master... The "battle" between black and white officially begins...