An explicit close-up shows an adult woman lying back while a hand uses a small object on her body, with Japanese text overlaid near the corner. Likely next moment: the hand continues the motion as she remains reclined.
Oho Voice Garden @ohokoenosono

用Tenga Egg摩擦小穴 “啊啊啊啊啊、噢、噢噢、糟了、啊啊啊、不行、那里太糟了、啊啊啊嗯嗯” 吐着舌头翻白眼，露出阿嘿颜高潮 Tsuki @tuki_1154