The Nancy Drew Files #79: No Laughing Matter (1993)
Nancy, Bess, and Ned are sitting around eating Chinese food and talking when Ned tells them that his class is taking a field trip to the local prison. To help them better understand white collar crimes, their professor wants them to talk with real inmates. Bess remembers that their friend Lisa's brother is there because he got caught laundering money through Over the Rainbow, a local comedy club. Before she can even ask, Ned lets Nancy know that he already cleared it with his professor for her to come along. They meet a money launderer who tells them all about how he made illegal money gambling and tried to launder it through the grocery store he owned. Matt, Lisa's brother, then catches her eye and waves her over. He tells Nancy that he absolutely did not embezzle or laundry money and begs her to help. Matt also tells her that the only person he suspects is his former junior partner Peter Sands. The next night, Ned stops by to pick Nancy up and take her to a pa...