The song was released on May 15, 2018, as a single from the Season 2 soundtrack of the TV series 13 Reasons Why.

"Start Again" was written by OneRepublic frontman Ryan Tedder, Logic, Anita Blay, Danny Majic, Jez Ashurst, DJ Frank E, and Alex Stacey.

Production was handled by Tedder, Majic, and Frank E. The video for the track was released on June 22, 2018, through OneRepublic's YouTube channel.

[4] The video starts with a man wearing a gas mask.

At the very end, the man saw the television showing the consequences of global warming.