There is similar, but not exact, shelving in a few photos. Behind the young woman with headphones:
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*edited: to be clear I do NOT think these are the same people. I am ONLY trying to figure out the possible location.
Also, I swear I saw a photo of "The Singing Girl With Headphones", not this young woman, but the other, where more shelving was visible? I believe another girl was present in one of the images? I am trying to find it, and not having much luck.
I did find, and bump, an interesting older discussion thread where some photos were possibly "matched" to Alcalas apartments.