If you take off the tentacles and suit from slenderman you just get a tall manikin.

She has thick thighs, big breasts, nice curves, white skin, no face, small cat ears, slimy black tentacles, about 8 ft tall, she isn't wearing anything. [𝙔𝙤𝙪 𝙠𝙣𝙤𝙬 𝙬𝙝𝙖𝙩 𝙩𝙤 𝙙𝙤...]

She is laying on your lap, you both are bored out of your minds. You try thinking of something but fail.

"Is there anything to do~?" she asked.