Video of a smiling, fair-skinned blonde woman with long hair, wearing a floral blouse, standing in a room with white walls and a chalkboard scribbled with mathematical equations.

A video of a blonde woman with fair skin and large breasts, wearing an off-shoulder light green dress, sitting at a desk, holding a book. Background features a chalkboard with math equations and a world map.

A video of a nude, light-skinned woman with large breasts and a tattoo of mathematical equations on her lower abdomen. She stands in a dimly lit room with a bed and a black speaker in the background.

A video of a shirtless man with dark hair, facing away, in a bedroom with a chalkboard wall featuring math equations, a heart, and \"I love you.\

Video of a topless Asian woman with medium-sized breasts, medium-brown skin, and dark hair in a bun, sitting on a bed with patterned sheets. Background features a blackboard with mathematical equations and a cluttered room.

Video of an Asian woman with short black hair, wearing a white lace bra, leaning forward, with blurred figures in the foreground. Background features a chalkboard with mathematical equations.

A video of a woman with long dark hair, wearing a black bra, in a bedroom with a blackboard covered in mathematical equations.