After being reincarnated as a young boy in the Harry Potter World, Theo, was aiming for a peacefull and lucrative life on this new world. But! After planning for years, he just couldn't believe in his eyes. "Who the hell is she?!" A misterious new character has mixed in with the main trio, and is clearly trying to deviate the main story. "Years of planning, now useless, you are going to pay dearly for this, but first, how should I clean up after your mess?"