The narrator expresses a moment of misguided honesty, confessing to a girl that he wishes he could be her arms, drawn to the way her body captivates him. In an attempt to connect this longing to a classic romantic ideal, he references Romeo's famous lines from Shakespeare, where he wishes to be a glove to touch Juliet's cheek. This comparison intends to elevate his desire to a poetic level.
However, despite his charm and literary allusions, the girl's reaction suggests that she perceives a significant difference between his expression of desire and the romantic ideal he attempts to invoke. His sincerity is met with misinterpretation, highlighting the complexities and misunderstandings in human interactions and romantic pursuits.