It's tribal council on "DC Survivor." Superman has won immunity for the fourth time. Joker suggests that Wonder Woman needs to break her alliance with Batman and Superman and vote out Batman, otherwise Superman will just keep winning immunity challenges and win the game. His alliance needs to be broken. Superman is shocked that Wonder Woman would consider a betrayl of her alliance. Batman tries to convince Wonder woman that Joker can't be trusted. Harley explains that it's better to make big moves for her own game, than play second fiddle to Superman, and Batman is too clever to trust as an alliance member. They finish by telling Jeff Probst they are ready to vote.

After the tribal council vote, Batman confronts Wonder Woman about her betrayal, while Joker and Harley Quinn celebrate their successful manipulation, and Superman looks on, concerned about the new dynamics in the game.

As the tribe returns to camp, Joker tries to solidify his new alliance with Wonder Woman, while Superman and Harley form an uneasy truce to take down the Clown Prince of Crime.

As tensions rise, Superman tries to secretly form an alliance with Harley Quinn, playing on her past mistreatment by the Joker, while Joker and Wonder Woman engage in a heated argument over loyalty and trust. Batman is absent from this scene. Superman wins another immunity challenge and suddenly Wonder Woman feels like she is backed into a corner.

As the tribe prepares for the next challenge, Joker's anger boils over and he confronts Harley Quinn about her betrayal, while Superman and Wonder Woman engage in a tense standoff over their opposing alliances.

During the next immunity challenge, Joker tries to sabotage Superman by distracting him with jokes while he is throwing balls into a hoop. Superman loses the immunity challenge to Harley, who is now in control of the game. At tribal council, she needs to decide if she uses this opportunity to vote out Superman with Wonder Woman and Joker.

At tribal council, Harley Quinn must decide whether to use her newfound power to vote out Superman, as Joker and Wonder Woman urge her to do, or to make a surprise move and target someone else, with Batman watching and waiting from the jury.

As the tribe returns to camp, Joker confronts Harley Quinn about her shocking betrayal and Superman tries to make amends with Harley. Batman and Wonder women discussing where they went wrong at Panderossa, watching from the sidelines.

As the final three contestants prepare for the last challenge, Joker tries to make a deal with Harley Quinn to take out Superman, while Superman prepares for the fire making challenges using his heat vision, which Joker believes is unfair. Back at Panderossa, Batman and Wonder Woman discuss who they will vote for to win Survivor.

At the final tribal council, Harley Quinn and Superman make their cases to the jury, with Joker delivering a scathing speech against Superman, while Wonder Woman and Batman ask tough questions to both finalists.

The jury votes, and in a shocking twist, Harley Quinn is declared the winner of Survivor. The Jury of Batman and Wonder women both explain why they voted for Harley. Superman reveals that he had secret alliance with Batman and told him to vote for Harley over the Joker. Joker is outraged and claims the game was rigged against him.

As the castaways leave the island, Joker's anger and resentment boil over, leading to a final confrontation with Harley Quinn, Superman, Wonder Woman, and Batman.

As the castaways sail away from the island, Harley Quinn reflects on her win and the relationships she formed, while Joker plots his revenge, and Superman, Wonder Woman, and Batman share a moment of camaraderie.

As the castaways return to their respective cities, they reflect on the lessons they learned and the relationships they formed during their time on the island, with Harley Quinn realizing that she's finally found her own identity and independence.

The scene fades to black as the castaways go their separate ways, each forever changed by their experiences on the island, with Harley Quinn riding off into the sunset, finally free from the Joker's grasp.