The lyrics of High Highs's song "Sun" describe a failed relationship that ended on a shoreline. The protagonist feels hesitant about feeling love again and is longing for the sunshine to come back into their life. The couple used to be strangers who fell in love and asked for the sun to be delivered to them. But now, they are torn apart, standing at the shoreline and feeling the shift in the balance. Despite feeling sad and uncertain, the protagonist tries to remain patient and hopeful that things will get better. They believe that not every day will be the same and that someday, they will feel alright again. Overall, "Sun" is a melancholic and reflective song that portrays the ups and downs of a romantic relationship and the emotional turmoil that comes with heartbreak.