Last Episode
[spoiler] * Aqua goes back to Land of Departure with Ven and finds the Keyblade Eraqus uses on the ground, with everything fallen into darkness
* Aqua carries Ven inside the broken castle and places him on a throne
* She unlocks a Keyhole behind the throne that transforms the room into the Chamber of Waking
* She leaves Ven there and walks outside to see that the castle has become Castle Oblivion
* Aqua goes to Radiant Garden and finds Xehanort there, who she then fights
* After fighting him the first time, he summons his Guardian, and there's a second battle
* Xehanort stabs himself with the Keyblade and falls into darkness
* Aqua jumps into the darkness after him, but she can't get him back out in time, so she takes off her armor and gives him her Keyblade, and it flies him out faster, but she's stuck in the dark realm
* Final ending with little Sora and Riku on the beach, Aqua is shown wandering the realm of darkness
* Four Darkside Heartless appear, and Aqua seems to give up for a moment, but then Terra and Ven's Keyblades destroy them, and she decides to carry on
* It shows little Sora and Riku on the beach again, they talk and then words flash across the screen
* End credits roll
* Ven's heart is seen going to Sora in his Awakening
[/spoiler]
Finally, more answers.