Doing whatever you want is Mary Ritter's motto. She has done many things as she pleases in her twenties. She is the strange Mary Ritter in the eyes of others.
Ps: All differences from the original work are private settings.
Also known as "The Untold Story of Me and My Aunt Friend", "Ten Years with My Friend's Son" and "Can a Natural Shota Dream of a Gentle Sister?"
Intention: Please defeat yourself and surpass yourself