Alex + Ada, Vol. 2 by Jonathan Luna and Sarah Vaughn
Upset that his X5 couldn't think and feel for herself, Alex took the huge risk of unlocking her. So far, making her sentient seems to have paid off. Alex continues to become happier as he and Ada grow closer. But as tensions between the android and human communities rise and restrictions are placed on androids, Ada becomes unsure about her place in Alex's life and the world.
Book 2 in the Alex + Ada series. 128 pages.