It's clear what

A young woman with short dark hair, wearing a white tank top and black shorts, is shown in a series of intimate actions inside a room with light-colored walls and a wooden floor. She begins by leaning over a table, then adjusts her belt, pulls down her shorts to reveal pink underwear, and is later seen with a dark object in her mouth, covering her mouth while smiling, before the final shot shows her adjusting a pink bra.