Kyonyuu JK ga Ojisan Chinpo to Jupojupo Iyarashii Sex Shitemasu.

巨乳J○がオジさんチ○ポとじゅぽじゅぽいやらしいセックスしてます。

Based on the CG collection by Lunatic Orgasm (ルナティックオーガズム). Stories about high school girls who have big breasts and like to have sex with older men. (Source: Translated and Edited from Nekopoi)