Description of my Au there personalitys change throughout the story

this story contains Sh,suicidal thoughts,panic attacks,depression, self-sacrifice, traumatic events,death, and etc. if you're not comfortable with any of these topics please do not read.

we're going to start from the very beginning except this is my au so of course there will be major changes. The first page will have details about the turtles.

so if you choose to read please read with caution.