I'm a college graduate, a part-timer, a dull, penniless, single guy with no girlfriend. Today, while searching for masturbation material, I came across a site called "Imouto Catering." I decided to try registering, and a ridiculously cute girl rang the doorbell. "Nice to meet you, big brother," the cute girl, who looked like an anime character, said with a big smile. "Ah! Big brother, let's have some naughty fun with Yuno..."