Samsung (005930) will unveil its next-generation flagship smartphone during a press conference next week, where BGR will be reporting live. While we already know plenty about the upcoming Android phablet, Samsung has whet fans’ appetite with quick teaser video posted to its Facebook page. Nothing is revealed in the video, however it looks like the first part of an ongoing narrative we’ll see unfold over the next 10 days, culminating with the Galaxy S IV’s official unveiling on March 14th. Samsung’s teaser video follows below.