Ensure you are looking for the "Uncensored" or "Complete" editions if you want to avoid missing out on the pivotal, plot-heavy adult scenes that define this specific arc.
A secluded estate or secret "house" where the main characters can explore their desires away from prying eyes. yushin no hana sequel house of indecent extra quality
Often serves as the audience surrogate, highlighting the depravity of the house through her initial shock and eventual assimilation. Ensure you are looking for the "Uncensored" or