In the latest episode of CBS' "Elementary" titled "All My Exes Live in Essex," it appears Holmes and Watson will investigate the murder of a fertility lab technician.

CLICK HERE to watch what Holmes and Watson finds during the investigation and where the clue will lead them.

According to the synopsis of the episode, when Holmes and Watson investigate the murder of a fertility lab technician, they discover the woman had a secret personal life that leads them to multiple suspects. Also, the tables are turned on Watson when she's investigated by an NYPD detective.

In the previous episode titled "Tag, You're Me," after offering help to his father, Morland Holmes, Sherlock Holmes made sure that he left New York City immediately.

Sherlock offered to help his father resolve a work issue in exchange for his prompt departure from New York City.

Meanwhile, Holmes and Watson investigated the murder of two men who looked alike. The probe led them into the world of facial recognition technology.

It seemed that Sherlock was desperate to get his father out of the city as Morland had been interfering in his work a lot of late. However, Morland is a tough person and determined not to leave New York City.

In the episode, there were some comic moments between Holmes and Watson. Sherlock was standing at the bottom of a staircase while a stereo was playing, "The Battle Hymn of the Republic".

Watson ran down the stairs and told him hurriedly that the song must be by Peter Gabriel, to which Sherlock replied, "Never heard of it."

Afterwards, both of them investigated a double murder of two men whose identities were similar to each other. In order to solve the case, Sherlock researched on their identity and found out that it was done by a facial recognition technology.