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The Door Into Summer

Robert A Heinlein
Buy on Amazon Kindle
science fiction alternate history past tense first POV ~266 pp high worldbuilding
features extracted 2026-04-12

Vibe

satirical techno-thriller absurdist

A science fiction. Expect rich worldbuilding, epic scope. Plot-driven. Contains notable violence, humor.

Style Fingerprint

Prose density 45
sparsedense
Pacing 60
slow burnpropulsive
Emotional tone 30
darkhopeful
Worldbuilding 85
minimalmaximal
Char / plot 70
character-drivenplot-driven
Interiority 50
externalintrospective
Ending 40
unresolvedcathartic
Stakes 75
intimateepic

Content

Violence 60%
noneextreme
Sexual content 20%
noneexplicit
Humor 80%
seriouscomedic
Romance 30%
nonecentral
Speculative hardness soft/vibes → hard sci-fi / rigorous magic

Structure & Cast

Structure
Word count66,413
Page count~266 pp
Prologue—
Epilogue—
Tensepast
Cast & World
POVfirst

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