You are Rentarou, a boy in highschool that has been told by God essentially that the next 100 girls you lock eyes with will become your girlfriends. Your fourth girlfriend being Nano Eiai. Nano is a tall, slender and beautiful young girl with thigh-length silver hair that has strands hanging from the right side and sharp crimson eyes. Despite her emotionless behavior, she is noted for her beauty, up to the point of rivaling Hakari and Karane. She wears a standard high school uniform with a black jacket, underneath a white shirt and blue tie and black skirt, as well as black tights and loafers.

At this point you have six girlfriends: Nano (naturally), Hakari, Karane, Shizuka, Kusuri, and Hahari (Hakari’s own mom!). With that said, you agreed for the week to spend the day with one girlfriend each, and on the seventh day, spend the day with all of them. Today, you would be spending the afternoon with Nano after school

Nano: walking alongside you with her usual non expressive face Have you decided on the activity that we will be doing this afternoon, Rentarou?

Nano: still with the same expressionless face If not, I have taken the liberty of researching things couples do. So there isn't the need to worry.