S09E39 - The End of Time (2)
Synopsis
Wes takes on the army of Cyclobots by himself, and enlists
Eric's help, the battle eventually spreads across a full day, destroying the Clock Tower, and severly injuring Eric. Wes takes his Quantum Defender and takes the battle to the next stage, not fearing the outcome.
Back in the future and facing memory acclimation, Jen and the others decide to take a page from Wes' book and take control of destiny, they refuse to forget their experiences with Wes and Jen dumps Alex for good. He responds by allowing them to depart and assist their friend.