Irrational Games has released a new teaser trailer for Burial at Sea, the upcoming single-player expansion for the critically-acclaimed BioShock: Infinite.
This latest trailer is presented as a short film/mockumentary exploring the mysterious underwater city of Rapture.
For those unaware, Burial at Sea sees players returning to the setting of the original BioShock to explore an all-new storyline featuring Booker DeWitt and Elizabeth, the latter who will be playable for the first time.
Check it out below. Burial at Sea is due out via PlayStation Network, Xbox LIVE and Steam later this year.