The team find themselves become the mystery when the food they are served at a restaurant causes them to go high. It turns out someone has put marijuana into the recipes. The team's investigation leads to a secret drug syndicate. Can the team stop the syndicate before it makes more people sick?
Mr. T teaches a class about how drugs can cause trouble. He explains how this happened to the team in the Mystery of the Drugged Gymnastics Team.
After a successful meet in Denver, CO, Mr. T and the team go to a nice restaurant. While they eat, everyone suddenly gets high. The police determine that the cause was their food being laced with marijuana. They question Collin Hanson and Jim Farrington, the owners of the restaurant. The questioning gets nowhere. Woody uncovers that Jim Farrington is under investigation from the FBI. Investigating further, the team discovers that the restaurant is a front for a drug cartel. Mr. T and the team arrest Farrington and Hanson.
Mr. T explains that drugs can be bad for the brain. So be careful.