Y/n was April O'Neils big sister, well that's what she liked to call herself. Really she was adopted and didn't look anythings like April, but she still loved her. After the fir in her father's lab she was experimented on and her DNA was modified so she would stay 19 forever. After escaping her captors she went into the sewers, only to be greeted by her deceased fathers own experiments. Four baby turtles and a, now, giant rat. [Looking back on this I hate the way I wrote it so I'm going over it and rewriting some things]
8 parts