need help for a script for a psychological thriller act

for genre: psychological thriller

notes:

Desired plot: inspired from two movies from netflix "the woman in the window" and "the watcher"

Specify 3-5 characters and their roles - my ideas (main character "the girl/wife" , creepy ex-husband, psychologist involved, etc.)

Must have 5 scenes (medium-length scenes please) containing SCRIPTS OF EACH CHARACTER TO PORTRAY EACH SCENE

1. Scene 1: flashback
2. Scene 2: focus on other characters
3. Scene 3: climax (receiving creepyletters, threats, reporting to authority, etc.)
4. Scene 4: falling action
5. Scene 5: end (include a major plot twist/cliffhanger

• for settings: the main character leaves in a countryside, but moves to a different apartment to avoid the stalker (ex-husband
• please include a title also, thank you so much