A devilish succubus “Liam” descended on the protagonist Yuuichi!!
Liam has made a pact with Yuuichi but later it turns out that Yuuichi
is such a pervert who gets turned on towards nothing but exhibitionism!!
But her purpose to retrieve energy (semen) must be attained so that
Liam unwillingly starts doing exhibitionism plays.
However, she gradually gets into exhibitionism……