Mr. Fitchett, a humble man tasked by his wife to make a speech at the Midlands Provincial Club, takes on the challenge of warning about the dangers of tobacco. Set in 1889 Manchester, amidst significant historical events, Mr. Fitchett, driven by a blend of scientific curiosity and matrimonial encouragement, presents an earnest yet comically fraught lecture.

Standing before a modest audience, he ambitiously debates the ill effects of nicotine, diving into chemistry and personal anecdotes, all while battling an untimely asthma attack. His candid and occasionally humorous exposition keeps the crowd both entertained and enlightened, offering insights into societal norms and medical practices of the time.