For a structurally satisfying romance plot (main plot or subplot), use this simplified beat sequence:
Romantic storylines have evolved from rigid societal obligations to complex explorations of personal growth and identity. A "proper review" of these narratives must look at the transition from idealized fantasies to modern stories that mirror the messy reality of human connection. The Evolution of the Genre
Now, go write your romance. And remember: make them laugh, make them cry, but above all, make them earn it.