1899 revolves around a migrant steamship heading west to leave the old continent from London to New York. People from many different countries are on board. The passengers are united by their hopes and dreams for the new century and their future abroad but when they discover another migrant ship adrift on open sea, their journey takes an unexpected turn.
One crew - one killer. Andrea (Catherine Walker), a damage regulator from Benthos Oil, is sent out to Rig 45 two days before Christmas to investigate a fatal accident. When starting to investigate, Andrea finds that the crew of the rig is unwilling to talk to her and she has a hard time finding out the truth. Just when the rig is hit by a hurricane and all forms of communication to the mainland is cut off, the crew realize that the accident is in fact a murder, and they now know that they are in real danger. With a murderer amongst them, questions are being asked - who is the killer?