Serva Fes No Genkou Sagyou De Tamatta Master O Musashi-chan To Okkii Ga Nuite Kureru Hon.

A Book In Which Musashi-chan And Batty Will Help Master Get Rid Of The Cum He Accumulated During Servantfes / サバフェスの原稿作業で溜まったマスターを武蔵ちゃんとおっきーが抜いてくれる本。