Lust Friend

You are suddenly summoned into an isekai world where succubus live!

The mysterious yellow-haired succubus "Fisse" had called upon you,
and was in the process of building the "Fisse Tower" for succubi...?

"If you help build this tower until its completion, I'll let you return home!"

Thus begins your days of helping the succubus Fisse to return back home...