In Season 4, Episode 4 'The Battle at the Wall' of the Changing Earth Audio Drama, Dexter reunites with family in tent-city turmoil as Erika, Vince, and Kyle breach federal defenses in a fiery siege—trenches cleared, big guns silenced—while TJ and Mr. Lee weave counterplots amid heartbreaking loss. Bonds mend, barriers crumble in a whirlwind of battle, betrayal, and redemption. This episode is based on Sara F. Hathaway's thrilling Changing Earth novel series, including 'Battle for the South.' Dive deeper into the post-quake world with the full novels and grab exclusive Changing Earth merch at ChangingEarthSeries.com. #PostApocalyptic #AudioDrama