M.I.A. will tell her story, from war refugee to pop star in her long-awaited documentary MATANGI / MAYA / M.I.A.

Here’s a look at the first trailer for the film, directed by Stephen Loveridge and scored by Paul Hicks and Dhani Harrison. In the film, M.I.A. offers an intimate look into her backstory, where she came from and what inspires the important messages within her music.

The documentary first premiered at Sundance Film Festival earlier this year, and is set to hit U.K. theaters on Sept. 21, followed by a release in the U.S. on Sept. 28.

Check out the trailer for MATANGI / MAYA / M.I.A. up top.