Naho-Machine / Zakkin Factory

Naho-Machine

A special nanomachine called “Naho-machine” makes girls
become fapholes! It usually happens in this world.
The heroine, Nahoka Ou is assigned to become a faphole
and serve for a schoolboy sits on next seat as a part of class activities.
Will her “Onahoka (lit. becoming faphole)” succeed?