Elliot Stevens, President of Delton Micronics, hires Michael to finds out who is leaking his corporate secrets to a competitor. Clues soon lead Michael to an unlikely suspect, Julian Groves, who is having clandestine meetings with Connie Chasen, an ambitious business woman posing as a tennis instructor at a local club. While on his trail, Michael crosses paths with Flannery Roe, another private investigator, who is chasing the same suspect. Flannery has been by Julian's wife, who suspects him of having an affair, but who knows nothing of his corporate deceptions. The situation becomes more serious when Michael and Flannery find Connie Chasen dead in Julian's hotel room.