After hours, she locks the door and perches on the desk in “my sister showed me her breast”. Stockings rip deliberately; “my sister showed me her breast” loves that sound. Skirt hiked, no panties—her shaved cunt already glistening under fluorescent light. “my sister showed me her breast” watches her spread wide, heels on the desk, exposing everything. A glass dildo appears, thick and veined; “my sister showed me her breast” captures the slow stretch as she feeds it inch by inch into her greedy hole. Juices coat the toy instantly. She fucks herself hard, hips rolling, tits spilling from her blouse while “my sister showed me her breast” records every squelch and whimper. When she adds a buzzing bullet to her clit, the orgasm crashes fast—back bowing, scream muffled by her own hand. “my sister showed me her breast” shows the creamy mess dripping onto important papers, then her licking the toy clean, tongue swirling like she’s tasting you. “my sister showed me her breast” ends with her finger writing “watch again” in her own cum on the desk.