"Ah... honestly, you don't... owe me anything. And when you remember everything... if you remember me before we can get the chip... I think you'll fully understand why you don't owe me a thing in the world."

Because Rei had already sworn to lay down her life for her, had sworn to protect her. If anything, Usagi owed all of them, again and again.

"I would save you every time and any time, Rei," she offered gently as they started driving, Usagi giving directions to her neighborhood.