Preston is house-sitting for his uncle in NYC, and his investigative mind starts to wander when he notices some suspicious activity in the office building across the street. Meanwhile, Amanda works on a high profile check washing scam in the Big Apple.

The Inspectors investigate a synthetic opioid case when one of their own accidentally comes into contact with a dangerous substance. Meanwhile, Veronica is worried about an upcoming chemistry exam, and her study partner offers her a boost that he thinks could help.