The song "Supposed to Be" by Hayley Kiyoko revolves around the theme of a failed romantic relationship and the longing for the person's love and presence. The lyrics depict the singer's feelings of heartbreak and confusion as they try to come to terms with the end of the relationship. The song begins by highlighting the various ways the other person has negatively impacted the singer's day, such as needing space and returning with nothing positive to say. The singer is curious if the other person has truly moved on from the relationship, as it is evident from their facial expressions. Throughout the song, the singer reminisces about the past and the possibility of a future together. They express their sadness and desire to have the other person back in their life, as the sight of their clothes or smell of their perfume triggers memories. However, the singer acknowledges the reality that there is no future and they are unsure about what to do next. The chorus repeats the question of whether the current situation is how it's supposed to be. The singer feels lonely without the presence of their former partner and can't bear the thought of them moving on without them. They yearn for answers and express their love, wanting to know if their partner still feels the same way. The bridge emphasizes the singer's desperation to hold onto the relationship, pleading for the other person not to pull away and assuring them that they are not just anybody. They want to be their partner's one and only, seeking confirmation and reassurance. In conclusion, "Supposed to Be" explores the emotions of heartbreak, longing, and confusion after the end of a relationship. The song reflects on the past, questions the present, and expresses the desire for a future together.