In this setting, Kristin initially appears to be a prostitute, which J.R. finds predictable. She then informs her client that she is actually a police officer conducting a sting, at which J.R. is incredulous.
Kristin starts as a prostitute in this setting, and J.R. anticipates such a scenario. However, when she informs her client that she is a police officer on a sting operation, J.R. finds it unbelievable.