私服バージョンのセイバーとのエッチです。
2020/05/09：60fps に差し替え更新しました。

The following is English explanation.
Title : [MMD R18] " Absorbedness with a back " with Saber of a mufti
It is ecchi with Saber of a mufti version.

Still more, this English is a decodement by the translation software, we think that there is the part which the interpretation is difficult by probably but please pardon.