Play with your nipples a lot and make a fool of yourself!
[Synopsis]
Futanari Futaba marries Maika, a naughty older sister.
One day after their marriage, Maika approaches Futaba with the idea of developing nipples…
After being teased a lot, Futaba is told that touching his penis is prohibited, and Futaba is on the verge of exploding.
However, she realized that she was not told not to touch her nipples and started developing her own!
Maika finds out about his intentions…
A comprehensive edition is scheduled to be published at the end of November.
