This document analyzes the lyrics of Ed Sheeran's song "Sunburn". It summarizes that the song is about Ed's nostalgia for his ex-girlfriend Alice and his inability to fully move on from their breakup. While he has found a new relationship, he still sees Alice when he looks at his new partner and his perceptions are blurred by his lingering feelings for his ex. The analysis suggests the song draws from Ed's personal experiences with a breakup.