Knowing that Crisis is only weeks away, Barry prepares a member of Team Flash for life without him while hunting a terrifying meta-human with an unquenchable thirst. Meanwhile, Ralph uncovers a family secret.

Amy Pietz, Gardiner Millar, Kayla Compton, Mark Sweatman, Nate Kelly, Neil Webb, Sendhil Ramamurthy, Shane Symons, Shawn Stewart, Spencer Teeter