Opening Image
Scene 1 / Page 1 / 1% target
Introduces Evan injured and journal-writing in a doctor’s office, setting the film’s tone of regret and time alteration.
If anyone finds this, then I guess my plan didn't work and I'm already dead...
THE BUTTERFLY EFFECT script analysis
Evan, plagued by mysterious blackouts and armed with journals, discovers he can travel back in time to alter traumatic childhood events. As he repeatedly tries to fix the past—from a violent junkyard incident to a mailbox explosion—each reset yields unintended consequences. His relationships, especially with childhood friend Kayleigh, suffer irrevocable damage, culminating in a devastating loss that forces Evan to confront the true cost of changing fate.
Save the Cat is referenced as a story-analysis framework. SlugDB is not affiliated with Save the Cat or its rights holders.
Scene 1 / Page 1 / 1% target
Introduces Evan injured and journal-writing in a doctor’s office, setting the film’s tone of regret and time alteration.
If anyone finds this, then I guess my plan didn't work and I'm already dead...
Scene 3 / Page 1 / 5% target
Mrs. Boswell’s class suggests imagination has no limits—a seed of the dangers of unlimited power over time.
That's great everyone! Just imagine anything you want to be. There are no limits.
Scenes 2-8 / Pages 1-10 / 10% target
Evan’s blackouts, journal entries, and the group’s violent prank build his ordinary world and introduce key relationships.
Um... can dad come this time?
Scene 10 / Page 11 / 12% target
Hypnosis session triggers Evan’s first conscious flashback, revealing time-travel ability.
Now I want you to go back to the time you were in the woods with Lenny. Think...
Scene 26 / Page 20 / 20% target
Evan hesitates as he reads journals with Heidi, debating whether to risk another memory jump.
Thumper had a busy afternoon.
Scene 27 / Page 21 / 25% target
Flashback to 1995 junkyard marks Evan’s plunge into active time-travel attempts to change trauma.
I can't undo the rope!
Scene 15 / Page 14 / 30% target
Evan and Kayleigh share a tender moment in the lobby, establishing their emotional throughline.
I'm sorry Kayleigh. This was a bad idea.
Scene 27 / Page 21 / 40% target
Evan experiments with time-travel in the junkyard flashback, exploring the film’s core sci-fi premise.
I can't undo the rope!
Scene 38 / Page 30 / 50% target
Kayleigh’s suicide shatters Evan’s optimism—stakes become deeply personal and tragic.
She... she fucking killed herself tonight. She's dead. And so are you.
Scene 50 / Page 40 / 65% target
Tommy’s attack and Evan’s lethal defense underscore mounting external threats and guilt.
It wasn't enough that the whole world loves you, but you had to take away the last person...
Scene 71 / Page 55 / 75% target
Returning to 2002, Evan finds himself armless—his attempts to fix the past have backfired catastrophically.
Scene 74 / Page 56 / 80% target
Evan prepares to go back to 1989, feeling despair over irreversible loss.
Scene 79 / Page 60 / 85% target
Time jump to childhood birthday represents Evan’s final pivot, determined to end the cycle by warning Kayleigh away.
I hate you. If you ever come near me again, I'll kill you and your whole family.
Scene 81 / Page 62 / 95% target
Burning his journals signifies Evan’s definitive acceptance and relinquishment of time-travel fixes.
You sure about this?
Scene 82 / Page 63 / 99% target
Evan spotting Kayleigh in 2010 streets hints at a hopeful, real-time reconnection.
Yeah, Ma. I'm running a little late for lunch. One of my patients had a breakdown. Anyway, order...