The galaxy is weary after three long years of war. Anakin Skywalker and Obi-Wan Kenobi have become legendary heroes in their campaigns against the droid forces of the evil General Grievous. Anakin and his secret wife, Padme Amidala, have been separated for months, and he finally reunites with her to learn that she is pregnant. He is plagued by visions of her dying in childbirth, haunting images of a possible future. Anakin is determined to stop her from dying--no matter the cost. This leads Anakin down a dark path to commit terrible deeds. Obi-Wan Kenobi must face his former apprentice in a ferocious lightsaber duel on the fiery world of Mustafar.