Wait, WHAT? (Adopted By Markiplier)
Kasey is in 8th grade, age 14, her parents and twin sister died when she was 7 in a car crash, Kasey was found the only one alive, and with two broken legs, as both her parents where both only children and her grandparents gone, she was taken to a orphanage in LA.
7 years later she gets adopted by... Markiplier?!
While becoming more of Mark's best friend the just his daughter, she'll have to use the gaming experiences and logics she's learn over the course of her life to overcome a dreadful beast.