Sexmature

If romance is central, the growth (or distancing) of the characters should drive the plot forward. They should learn new things about themselves through the other person.

Real relationships often move through phases—from the "euphoric stage" (6–24 months) to "deep attachment" (7+ years). Five things: creating believable relationships in fiction sexmature

If you are looking to reflect healthy real-world dynamics in your piece, focus on these essential components identified by George Washington University : If romance is central, the growth (or distancing)

Don't be afraid to let external "reality" separate characters, even if that disruption becomes permanent. Real-World Relationship Dynamics If romance is central