SDJS-253 Researching big dicks to generate better AI! Her delicate body trembles and convulses as she is penetrated deep into her vagina! Yuki Kurata, SOD female employee in the design department

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Recently, Kurata-san from the design department, who is knowledgeable about hot AI technology, received a new research order! In order to reproduce a more realistic male genitalia, we will ask a male actor to cooperate and experience a big dick! What you can't understand by observation alone will be touched, licked, and fucked! Check it out with your whole body! Kurata-san, who is a secretly perverted person, seems to have gotten aroused while saying it was research...