We both undercover, check it
This in the general tone of the second half of verse two, but it can be linked in particular with the “Nigga, you ain’t no better than me” line. They both serve as startling suggestions that the two characters have so much in common.
Lupe is referring to the character the suspect is playing in the interrogation room; an honest john. He is also referring to the fact that the person sitting opposite him is a fellow hustler, masquerading as a officer.
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