"This Could Be Us But U Playin'" by MISS WORLD talks about the frustration of being in a one-sided relationship. The lyrics express the singer's feelings of being played and strung along by someone they care about. The song reflects the emotional rollercoaster of hope and disappointment, with the singer questioning whether the relationship is worth pursuing or if they should give up and move on. The chorus "It could be us but you playin', games with my heart, baby, babe, please, so what's it gonna be?" captures the heartache and confusion of being in a situation where the other person is not fully committed. The song conveys the struggle of trying to make a relationship work when the other person is not fully invested. Overall, it's a relatable song for anyone who has felt let down in a romantic relationship.