Content of book appears to be skewed in TV programme

• TV or radio serial
• Appear so excited about old TV show
• Everyday drama serial

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
"melodramatic radio serial" (later extended to television), 1939; so-called because sponsors often were soap manufacturers, from earlier horse opera "a Western" (1927). Shortened form soap for this first attested 1943.

Wikipedia Word definitions in Wikipedia
A soap opera , soap , or soapie , is a serial drama on television or radio which examines the lives of many characters, usually focusing on emotional relationships to the point of melodrama . The term soap opera originated from such dramas being typically ...

Longman Dictionary of Contemporary English Word definitions in Longman Dictionary of Contemporary English
noun EXAMPLES FROM CORPUS ▪ Career Girls never devolves into soap opera , but remains a focused, complex portrayal of a friendship. ▪ Glossy, high-powered soap opera about four black professional women helping one another through a bad year in Phoenix. ...

WordNet Word definitions in WordNet
n. a serialized program usually dealing with sentimentalized family matters that is broadcast on radio or television (frequently sponsored by a company advertising soap products)