In a heartbreaking tale, "U Should've Known Better" showcases Monica's dedication to her imprisoned lover. The song's slow jam rhythm, influenced by R&B, soul, and rock, provides a backdrop for the story's message of loyalty, commitment, and resilience.
A powerful blend of screeching guitars, a pulsating backbeat, and an understated harp pattern creates a hauntingly beautiful atmosphere, while Monica's vocals deliver a plea for her love interest to believe in her unwavering devotion. This emotional piece encapsulates the tragedy of separation, showing the strength of love even in the darkest of circumstances.