Pregnation | Hazumi And

I need to make sure to clarify that there's no existing known context and proceed with a general guide, possibly including common elements from other media. Also, the user might have made a typo, but since they specified "Hazumi," I should work with that.

Story. Hazumi is a poor student of the National Institute. So poor, she nearly ends up broke buying one chocolate bar. Apparently, Hazumi and the Pregnation for PC - GameFAQs 20 Feb 2020 — Hazumi and Pregnation