穴に入れたい - She wanna insert penis (Pixiv Fanbox)

ペニスが長すぎる事と胸板と乳房が大きすぎて下が見えない事から、上手に挿入できなくてモヤモヤしているもよう。

It seems that it can't be inserted well. Because She have very long penis, really huge chest and boobs. She can't look below.