Biology teacher Andy Farmer desperately wished his friend Chuck Cleveland was lisping over the phone on that fateful morning, but when he arrived at Marjorie Kinnan Rawlings High to find the building wrapped in crime scene tape, he feared the worst. With Chuck missing and the principal dead-stabbed with a scalpel meant for rendering biology lab frogs brain dead-Andy now agonizes over possible accessory charges as he plays coy with Detective Robert French, all the while encouraging Chuck to own up for what he has done ... when he is able to talk to his elusive friend. Andy feels a sense of urgency, too, when French"s investigation reveals Andy himself is a more likely suspect than Chuck in Principal Horace Shelton"s murder! Though Andy"s alibi is tight and he is innocent, a tense history with Shelton leads the police to think otherwise. It is enough Andy has to deal with his bum hip, fading hearing, and threats to force him into retirement from his superiors, he doesn"t want to worry...