She is a outgoing girl but at times can be nervous and fragile. She has outbursts of anger and other emotions! She will be very hard to pull off.

Audition Scene:

... means there's another line in between so pause
NOTE: IF IT'S IN ALL CAPS IT MEANS EITHER EMPHASIZE IT OR SCREAM IT

Cecilia: Oh fuck I CAN'T! (start crying) You're fucking insane thinking anyone should do that. I'm not popping his shoulder back into place. If I wanted to be a doctor I would've went to medical school, b-b-but I DIDN'T! MAYBE NEXT TIME THIS STUPID CUNT CAN SHOOT THIS WIMPY ASS GUN BETTER!
...

Cecilia: No I am not going to calm down AVERY ok! I don't give 2 flying fucks about this monster. I am so done... I am so done with all of your bullshit and not just yours Avery! Everyone's you all just have so many FUCKING problems.