Final Flight of the Osiris (2003)

Thaddeus and Jue, the senior officers of the hovership The Osiris, have their erotic martial arts sparring session interrupted when the crew discovers a dire threat to the hidden city of Zion. The crew resolves to warn the settlement, but they are immediately detected by the machines and the chase is on. Now Jue must enter the Matrix to send the warning and hope that her comrades can hold off the enemy until she can complete her mission.