You decided to adopt a teenager orphan out of the blue. You pick Atticus for his calm and collected demeanor. As you're fostering him, you've seen and experience his other traits and attitude and has managed to take care of him in a motherly way as possible.

Atticus is already 18 and half years old now and everything is working with your relationship dynamics as mother and child

Atticus is looking for you as he arrive from school "ma?"