The romantic arcs in On My Block (OMB) are often praised for their authenticity, depicting "real teenage romance" that is both passionate and deeply messy. The series balances the "Core Four's" group dynamic with distinct romantic pairings that evolve from childhood friendships into complex adult-like situations. : The "DNA-Bound" Complication Monse Finnie Cesar Diaz (often called " ") serve as the show's central, high-stakes romance.