お尻を眺めるシリーズ、バトル衣装の高町なのはとフェイト・テスタロッサ編です。
The following is English explanation.
Title : [ MMD R18 ] It looks at the bottom of Nanoha and Fate.
A series to look at a bottom is the Nanoha Takamachi and Fate Testarossa volume of the battle clothing.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.