Don't tell us they are "in love." Show us that he remembers she takes her tea with two sugars and a splash of oat milk. Show us that she knows he hums off-key when he is nervous. Love lives in the details.
Audiences despise the "idiot plot" where a single text message would solve the third-act breakup. If your couple separates, it must be because of who they are , not because they refused to have a five-second conversation. Use character flaws (pride, fear, addiction) as the engine of the conflict. SexArt.20.09.27.Elena.Vega.Mystery.Of.My.Heart....
The payoff. The first kiss, the confession of love, the decision to break the rules. This is the dopamine hit the audience has been waiting for. However, the most sophisticated modern storylines know that the "Union" is not the ending—it is the midpoint . Don't tell us they are "in love