There's a new trailer out that doesn't emphasize prostitution. That's rather more attractive. The emphasis in the new trailer on the skills the dolls acquire raises the question of why they aren't selling these skills to people permanently, which I am sure would vastly more lucrative. That part makes the whole series seem off to me.
The tag line is something like "Memories can be erased, but can a soul?"
(Sorry, already forgot the verbatim!