Jinkou Shoujo: Henshin Sex Android / Cosplay Sex Machine / Artificial Girl: Transforming Sex Android

The only source of joy in the life of a shy fan named Takuya Hirao is his secret passion for a video idol named Nadzuna Suzushiro. Takuya lives alone, like all fans, he doesn't have a girlfriend. He works at a grocery store, where he is constantly scolded by his colleague Suzuna.

However, today was a special day. DVDs of Takuya's favorite idol were sold on Akihabara, and she personally signed autographs for them. In a good mood, Takuya walked home, carefully carrying the CD and looking forward to watching it. Who knows what he would be doing at this moment?

But the unexpected happened: on the way, Takuya gaped and bumped into his grumpy colleague, Suzuna, in one of the alleys. The CD box fell out of his hands, but a good-natured man who happened to be nearby picked it up and returned it to Takuya. Only later it turned out that there was something completely different in the box...