Barry and the team at S.T.A.R. Labs work together to bring down Clive Yorkin, a criminal meta-human who is methodically killing people by causing them to decompose at an accelerated rate. Joe becomes his next target but it's Iris who is caught in the crossfire. The Flash mentors Kid Flash and begins to elevate the newer speedster's training to another level.
Did You Know?
At 33:40 H R. Wells exclaims "Holly Cardassians". Obviously, the Star Trek universe is alive and well on Earth-19. Edit: Wells clearly says Kardashians. This is verified by the subtitles. See more
Early in the autopsy scene, Julian comments that "the decay continues after the tissue's dead - this is not a bacteria." Bacterial activity after tissue death is the cause of almost *all* post-mortem decomposition. Julian would absolutely know this. Furthermore, grammatically should be just "bacteria" (without the article "a). See more
On my Earth, financial wagering was banned after an unfortunate incident with Vice President Al Capone.
The end card was LEGO-fied showing not only a Batman LEGO figure in front of the Berlanti Productions logo but also a LEGO Flash with WB logo. See more
References Sophie's Choice
Performed by Hoops See more