[Nise] Siblings drawing ecchi pictures!

An eager sister discovers a freshly molded replica of her brother’s penis and, with mischievous delight, presses the new dildo against him, igniting a playful yet intense encounter. The brother, initially shocked, quickly succumbs as she rides him with a strap‑on, his own member driving the action while she teases his senses, turning the moment into a charged, self‑pleasuring spectacle. The series captures the escalating ecstasy of sibling rivalry turned erotic, delivering a vivid, teasing narrative that blurs the line between creation and consumption.