About the book: 1961 / Bertha Cool takes on a seemingly simple and profitable business. It is necessary to investigate an information leak in a commercial company. But as a result, the Kool and Lam detective agency finds itself involved in a complex intrigue. An investigation begins, during which they want to arrest Donald Lamb not only as the possible murderer of businessman Dowling, but also as a maniac spying on women in a remote motel.