My mother, who was standing in front of the door and looking around, suddenly stood still. Then I didn't know if it was my blindness. A small hand wrapped around my mother's flat abdomen and slid down. My mother's tall and delicate body slightly pressed down, and then she twisted around, twisting her two fragrant buttocks and entering the room again. From this angle, I saw that my mother was wearing the underwear I vaguely saw two days ago. Indeed, the underwear was in an inverted triangle, with two narrow transparent cloth pieces blocking one-third of the size of her ample buttocks. A slender rope followed my mother's plump buttocks to the extreme. A knot was tied around it to secure the provocative little underwear, while also making the plump and tender round moon buttocks, which seemed to be about to emerge from the water, appear more fleshy and tight