Using the formula "pi × radius × woman" to solve the problem of a homeless woman living in a gasoline barrel (Reiwa version of Taketori-hime), and Yura Kana SORA-475.

The reality is a heartbreaking truth... Every time we moved, cracks appeared in the family relationships, and we gradually became silent and withdrawn. This time, we moved to a remote mountain area. We hoped this would be a chance to rebuild family harmony, but this wish was empty and powerless; her parents disappeared from her life at the same time. She didn't know they were gone, leaving her only with enormous debt. She lived in a cramped, infernal environment. A 143cm tall girl was brutally penetrated by a gleaming, thick penis, and inseminated at a fertility center.