"Scars" is a song by Swedish singer and songwriter Tove Lo, released as the lead single of the soundtrack of the 2016 film The Divergent Series: Allegiant on February 19, 2016. It was written by Lo, along with Jakob Jerlström and Ludvig Söderberg; the latter two also produced the song. Lo had previously collaborated with both on her debut studio album, Queen of the Clouds.