So here you go...
Batman 9
Villains: Joker, Harley Quinn, Bane, Robin, Joker Gang
Batman and Catwoman have been training the police to take down the Joker Gang. Robin and Bane have been launching small attacks in preparation for their big one. Eventually, the military gets involved. Batman also has to decide whether to give up his on rule and kill the Joker For good or to let him live. The assault comes as the Joker Gang launches a city wide attack. The police immediately start charging and rushing in, fighting until the death. The military are on their way to stop the war. Meanwhile, Batman and Catwoman go of in search of the leaders. Also, Bane gets killed by Catwoman.
Batman 10
Villains: Joker, Harley Quinn, Robin, Joker Gang
The military have arrived and are clearing out the rest of the Joker gang. A few people from each side have died. The Joker gang has been arrested. Batman traces down Robin and fights him in a long battle. Batman wins, leaving Robin unconscious and his thoughts pondering on whether joining the side of good again. After Batman and Catwoman rest, they go in search of the missing Joker and Harley Quinn. A few hours later they find them. Catwoman fights Harley and Batman fights Joker. In a long duel to the death, Catwoman offs Harley Quinn. Batman is still struggling with the Joker. Eventually, Rboin comes in as a good guy and they both defeat the Joker. Batman decides not to break his one rule but instead, he cripples the Joker's legs permanently, Effectively ending his career. Later, a PSA is held saying Gotham no longer needs Batman and he is retiring, for now. He still keps his identity secret, and he spends a few more years of his life as Bruce Wayne.
Post-credits scene: We See Bruce giving Grayson a goodbye as he leaves for another city. Once far out enough on his motorcycle, He switches into Robin mode and heads forward, knowing there is danger up ahead in this new city.
Thanks for reading! Tomorrow I shall finish this by doing spin-off films coming out of this. Really glad to finish the Batman stuff.