[Aoki Kanji] My Sister's Deep Kiss (COMIC Grape Vol.142)

A brother is told to buy ice cream, but his sister seizes the moment, pressing her curves against him and demanding a kiss as their parents are out. He protests, yet she persists, her breath hot on his skin while she whispers that she wants to see his face, turning his reluctance into a heated, censored encounter. The scene builds a tense, erotic atmosphere where familial bonds become the backdrop for a forbidden, passionate act.