Story Structure — 5 Plot Phases
A Call Cut Short
Kari begins babysitting Jack-Jack after a telephone call is interrupted. Mozart's music appears to awaken his latent superpowers.
Key Events
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Kari Recounts the Babysitting — Kari recalls the events that occurred while she babysat Jack-Jack. Characters: Kari McKeen
Location: Interrogation room
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The Babysitting Call — Kari receives a call about babysitting Jack-Jack, but the call is cut off by an attack on a jet. Characters: Kari McKeen, Jack-Jack Parr
Location: Parr residence
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Mozart Awakens Powers — Kari plays Mozart's Rondo alla turca, and Jack-Jack experiences an epiphany about his powers. Characters: Kari McKeen, Jack-Jack Parr
Location: Parr residence
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Jack-Jack Disappears — Jack-Jack vanishes while Kari's back is turned and reappears at the kitchen table. Characters: Kari McKeen, Jack-Jack Parr
Location: Kitchen
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The Refrigerator Escape — Jack-Jack reappears drinking a baby bottle taken from the refrigerator. Characters: Kari McKeen, Jack-Jack Parr
Location: Kitchen
The Vanishing Baby
Jack-Jack repeatedly disappears, floats, and passes through solid objects. Kari struggles to keep him contained as the situation becomes increasingly chaotic.
Key Events
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The Refrigerator Escape — Jack-Jack reappears drinking a baby bottle taken from the refrigerator. Characters: Kari McKeen, Jack-Jack Parr
Location: Kitchen
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Milk From the Ceiling — Jack-Jack floats onto the ceiling and spills milk onto Kari's face. Characters: Kari McKeen, Jack-Jack Parr
Location: Kitchen
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The Upside-Down Playpen — Kari flips the playpen upside down and tries to call for help again. Characters: Kari McKeen, Jack-Jack Parr
Location: Playroom
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The Bookshelf Fall — Jack-Jack escapes to a high bookshelf, and Kari dives to catch him when he falls. Characters: Kari McKeen, Jack-Jack Parr
Location: Playroom
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Through the Floor — Jack-Jack passes through the floor into the laundry room while Kari follows him. Characters: Kari McKeen, Jack-Jack Parr
Location: Laundry room
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The Wall-Crawling Chase — Jack-Jack passes through walls and floats around while babbling happily. Characters: Kari McKeen, Jack-Jack Parr
Location: Parr residence
Fire in the Playroom
Kari catches Jack-Jack and attempts to calm him with flashcards. A campfire image causes him to burst into flames, forcing Kari to rescue him in the bathtub.
Key Events
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The Wall-Crawling Chase — Jack-Jack passes through walls and floats around while babbling happily. Characters: Kari McKeen, Jack-Jack Parr
Location: Parr residence
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Kari Finally Catches Him — After chasing Jack-Jack through the house, Kari finally catches him. Characters: Kari McKeen, Jack-Jack Parr
Location: Parr residence
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Flashcards and Restraint — Kari ties Jack-Jack to a barbell and uses flashcards to calm him down. Characters: Kari McKeen, Jack-Jack Parr
Location: Playroom
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The Campfire Card — A flashcard showing a campfire triggers another unexpected reaction from Jack-Jack. Characters: Kari McKeen, Jack-Jack Parr
Location: Playroom
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Jack-Jack Bursts Into Flames — Jack-Jack suddenly bursts into flames, horrifying Kari. Characters: Kari McKeen, Jack-Jack Parr
Location: Playroom
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The Bathtub Rescue — Kari uses fireplace tongs to move Jack-Jack and douses him in a water-filled bathtub. Characters: Kari McKeen, Jack-Jack Parr
Location: Bathroom
The False Sitter
By the next day, Kari has learned to anticipate some of Jack-Jack's outbursts. Buddy Pine / Syndrome arrives and deceives her into believing he is a replacement babysitter.
Key Events
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Kari Learns to Anticipate Him — The exhausted Kari becomes better at anticipating Jack-Jack's spontaneous outbursts. Characters: Kari McKeen, Jack-Jack Parr
Location: Parr residence
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A Stranger Knocks — Buddy Pine / Syndrome knocks and asks whether the house belongs to the Parr family. Characters: Kari McKeen, Jack-Jack Parr, Buddy Pine / Syndrome
Location: Parr residence entrance
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The Sitter Deception — Buddy Pine / Syndrome falsely explains that the 'S' on his costume means 'Sitter.' Characters: Kari McKeen, Jack-Jack Parr, Buddy Pine / Syndrome
Location: Parr residence entrance
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Kari Leaves Jack-Jack — Believing the deception, Kari leaves Jack-Jack in Buddy Pine / Syndrome's care. Characters: Kari McKeen, Jack-Jack Parr, Buddy Pine / Syndrome
Location: Parr residence
A Forgotten Ordeal
Kari expresses a desire to forget the bizarre experience. A memory-erasing device removes her recollection of what happened.
Key Events
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The Memory Erasure — Kari wishes to forget the ordeal, and a device erases her memory of the events. Characters: Kari McKeen
Location: Interrogation room