NHDTB-108 An older sister who is played to move-prohibited human furniture and ends up with an aphrodisiac and a fixed vibrator

A younger brother who seizes the weaknesses of his sister-in-law and sets up an aphrodisiac while his parents are away. Furthermore, if you treat it as "study desk", "chair", "table", etc. as human furniture ... The medicine will work and the sensitivity will rise sharply! A vibe is inserted into the aching omako and strong ● fixed! I wasn't allowed to move and I was sick! My sister who completely lost her reason falls into close relatives SEX while being treated as a thing by her younger brother! !!