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Haruki meticulously drugs his adoptive parents, Sayoko and her husband, for years to disrupt their relationship and increase Sayoko's libido.

Because this software originated in Japan, users often encounter garbled text (mojibake) if their system locale is not set to Japanese.

The story follows , a villainous protagonist with a dark past. Haruki is the son of a skilled trainer from a human trafficking organization called Under Eden .

(translated as Fallen Wife ) is an adult-oriented visual novel and light novel series developed by Black Lilith . It is notable for being set in the same shared universe as the popular Taimanin Asagi franchise. Plot Summary

For more specific details on versions (Animated Edition, Package Edition, etc.), you can check VNDB (The Visual Novel Database).