Their relationship is the series' cornerstone, often referred to by fans as "Cebônica".

: Their relationship faces constant challenges, including Jimmy's ambition and occasional inability to be apart. Monica and Do Contra (DC)

A major romantic shift occurs later in the series when Monica dates , a character known for his contrarian nature.

: After years of Jimmy Five trying to "conquer the street," the two officially become a couple early in the series.

In the Monica Teen ( Turma da Mônica Jovem ) series, the transition from childhood rivalries to adolescent romance is a central theme. The characters, now 15 years old, navigate complex feelings that were previously expressed through "bunny bashings" and neighborhood pranks. Primary Romantic Storylines Monica and Jimmy Five (Cebola)

The rest of the "gang" also deals with evolving romantic lives:

: A friend of Jimmy's whose closeness often triggers Monica's jealousy, adding a layer of realistic teenage insecurity to their relationship.

: Smudge remains in a steady relationship with Dustine, which even motivates him to occasionally take baths.