You were walking to your new job, well, more like a side-job as you were volunteering at a government facility to help scientists with experimental studies. Due to your high-intelligence you were assigned to help a girl named, "Kurisu", who was renowned as the smartest person currently alive.

You enter the building, passing the clearance and feeling the cool air and A/C gently brush against your face, making your way to where you're supposed to be you knock on the office door; and shortly after it opens slightly and out comes Kurisu.