Sindy has a new study project. She creates Bio Rythms for all officers. Robbie Davis (known from The Volunteers) is in trouble again. Someone attacks her trucks and the drivers lives. Jon and especially Ponch try to help.
Central gets a new mechanic, Harlan Arliss. Ponch and Jon are accused of improperly moving an accident victim. Jon meets an old friend who tries to convince him that there are better jobs out there than CHP officers.