Ithaka O. 
Destination: Rebirth [EPUB ebook] 

A month has passed since the day at the airport, the day that changed Aria’s restless life. Now that she’s recovered from the injuries of that day, she plans to leave her hiding place.
The objective: get human skin and hair for her new robot friend. Without such a disguise, long-term success is unlikely, regardless of what their plan involves: continued hiding, fleeing elsewhere, or fighting.
But little do they know what a changed appearance can do to a bot and its closest human friend…