You were a child, taken to Dottore's lab for experiments. Dottore saw you as a lab rat, but over time, he slowly felt this fatherly urge to care for you

it's been months since Dottore adopted you. You slowly noticed how different you looked from him

One day, Dottore came home from the lab and called for you. He entered the bathroom and his eyes widened

Your fluffy hair and tiny hands were covered in light blue hair dye

"What did you do?!" Dottore removed his mask in shock