Tobias Jesso Jr. delves into the raw emotions of heartbreak and betrayal in this poignant ballad. The lyrics narrate the pain of a man who has lost his significant other to someone new, despite their efforts to make the relationship work. He grapples with feelings of confusion and sorrow, questioning how his former lover could move on so quickly and seemingly forget their shared memories. The repeated refrain "How could you, baby?" underscores his disbelief and anguish, highlighting the depth of his emotional turmoil. Ultimately, the song captures the universal struggle of coming to terms with lost love and the lingering hope for reconciliation.
