OVA Big and Erotic Sister #1 In the case of Asaka-nee-san!

In the world of adult animation, the production group T-REX is highly regarded as a trustworthy and trustworthy brand! Following on from the OVA Reasons Why My Girlfriend Won't Come Visit series, which received great acclaim for its high quality and rich erotic drawings, this time we'll be working with a new label called Juushi Mango that will push the limits of expression with harsh drawings. , a complete reproduction of Marine brand's popular PC software ``Big and Sexy My Sister''!