DBDR-002: Ayaka Muto infiltrerer en kro med varme kilder, hvor civilingeniører opholder sig i lang tid i bjergene i Yamanashi Prefecture! Er det fantastisk at tilfredsstille civilingeniører, der er så energiske, at deres erektioner ikke aftager ved at kaste dem med deres stolte teknikker?

Ayaka Muto infiltrates a hot spring inn where civil engineering workers are staying for a long time in the mountains of Yamanashi Prefecture! Is it great to satisfy civil engineering workers who are so energetic that their erections do not subside by tossing them with their proud techniques?