In "Friends, Lovers, Chocolate," Isabel grapples with her evolving feelings for Jamie. Although she seems to accept the evolving dynamics of their relationship, inwardly, she becomes more possessive of him. This emotional shift occurs without her consciously realizing it, revealing the complexity of her feelings towards Jamie.

As another woman enters the picture, Isabel's insecurities heighten. The intimacy between Jamie and the new girl threatens to push Isabel aside, prompting her to confront the reality that her relationship with Jamie might change irrevocably. This fear of exclusion marks a critical turning point for Isabel, highlighting her internal struggle and the fragility of their bond.