MUSUME-052426_01 Secret Pussy Selection ~Please take a look at Yuka Negishi's pussy~

A deep dive into the pussy, the very source of all humanity! We'll thoroughly examine the delicate amateur pussy of Negishi Yuka using various instruments! First, we'll insert a speculum that makes a cold clicking sound! Yuka looks anxious as she feels the coldness of metal inside her vagina for the first time, but we'll take a look deep inside her vagina! She seems nervous, so is the temperature inside her vagina on the higher side?! Will the temperature change before and after orgasm?!