As nameless as me

Fresh out of high school and jobless, Sander spends most of his time aimlessly wandering and playing video games. That is until one day he runs into a mysterious girl who starts to point out his flaws. Before he knows it he becomes intrigued by her, but knows nothing about her, not even her name! All this makes him wonder: What is her end goal? What's her name? What is his purpose?