Wells is researching the events of Flashpoint as well as Astrid's past. He gains Barry's help with a promise to get Eobard Thawne to confess to Barry's mother's murder. Barry is kidnapped by his mirror verse doppleganger for his speed, so the group need to help him, which means bringing back Cisco from Gotham City. A few sweet SnowBarry moments and dopple ganger fight scenes