Buruburu | ぶるぶる

The Kon o house is a famous sporting goods manufacturer. As a new project, Did the exploitation of Ultimate bloomers in which the delusion of the protagonist and the cell became a reality. Expansion and contraction is free, A fit to skin. The bloomers changed depending on persons characteristic, To advance exploitation with the utmost privacy, Pretty girl sisters of the Kon o house are handled, It will examine it in the closed uninhabited island. Though younger sisters hate the bloomers without the drill here thing as a shameful costume, It can be absent from the educational institution in none of recommendations of parents and uninhabited islands that are, Participation is approved.

Various apparatuses are used, Younger sisters who immediately test function of bloomers. However, The problem occurs. The absorption of the that is sweat is early. It is easily transparent because of that, The cell of the bloomers fetish is of desire. Descending that wants to look erotic sooner because of apparatus, The getting possessing by the evil spirit of ecchi to the idea want to do quickly...