Backstory: At the young age of 4 moons, Blueberry got caught by twolegs for a lab expirment. She ran away, but a 1/4 of her head was turned robot, also her right leg and the tip of her tail was robot. In this scene, she is 12 moons. She is thinking about herself when she was normal. She wishes that she was never caught.
Credit to @-SkyStar- for script for Blueberry's past self.