Found this via Kotaku, the official bioshock 2 teaser site...
have a look
click here to visit
In true viral marketing fashion, it gives very little info..
anyway most will be lost on you if you havn't played Bioshock
past Bioshock posts(Spoiler Alert!!)-
BIG Daddy doodles .
BigDaddy Green by ~chaitanyak on deviantART