Creepy yes, I'm not sure about unrealistic, its a scifi story after all so I'm not sure what the benchmark for realism should be. But the whole sex bot thing and the nudity stuck me as unpleasant and unnecessary.
She covered herself shyly as a subtle way of displaying her newfound self-awareness--it was a pretty obvious (but well chosen) device.
The clothes weren't that skimpy, and even if they were, it would make sense to have as little material being shipped as possible to reduce transportation costs.