Nash comes to Barry and Cisco and ask them to build something for him in return for his getting them something they want. Meanwhile, Ralph stops investigating the Dearbon case, and Ramsey gains the key to curing his HLH.

Barry helps Raph investigate Sue Dearbon's disappearance hoping to get him back to Central City for a surprise. Nash recruits Allegra to help him, while Cecile gives Chester some advice.