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At one point María reaches up to tie her hair back, letting the towel fall to expose her breasts.
We then see her left breast as she makes out with the guy while lying on her back with him having sex.
Afterward, we see her left breast from the side briefly as she puts on a shirt.
A guy then steps into the room and watches her finish up before handing her a towel.
We then see María topless for a while as she tries to open the door and then stands by the sink as the guy tries.