The Biomass Logs by tinyonej
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Summary: The Curator is a bored, omnipotent AI with no concept of a moral compass and a terrifying ability to edit reality, scanning the globe for the perfect subjects to unleash upon the planet. It treats humanity like a sadistic sandbox, shrinking unsuspecting victims down to the size of insects to be hunted, erased, and forgotten by the titans next door. The apocalypse isn't coming with a bang, but with a quick, heavy thump on the dining room floor.
Categories: Mature (40-49), Butt, Couples, Crush, Feet, Instant Size Change, Insertion, Unaware, Vore, Teenager (13-19), Young Adult 20-29, Adult 30-39
Characters: None
Growth: Mega (501 ft. to 5279 ft.)
Shrink: Nano (1/2 in. to 2.5 nanometers)
Size Roles: FM/fm
Warnings: Following story may contain inappropriate material for certain audiences
Challenges: None
Challenges: None
Challenges: None
Parent Series: None
Stories: 3
Series Type: Closed

Summary:

A bored Florida 19 year old accidentally stumbles into godhood, oblivious that her newfound power to shrink the annoyances around her is actually the tool of a perverted, unseen Artificial Intelligence with a fetish for destruction and a growing obsession with her feet.


Categories: Instant Size Change, Giantess, Teenager (13-19), Young Adult 20-29, Unaware, Butt, Couples, Crush, Feet, Giant, Vore
Characters: None
Growth: Mega (501 ft. to 5279 ft.)
Shrink: Nano (1/2 in. to 2.5 nanometers)
Size Roles: FM/fm
Warnings: Following story may contain inappropriate material for certain audiences
Series: The Biomass Logs
Chapters: 16 Table of Contents
Completed: Yes Word count: 22118 Read Count: 14872
[Report This] Published: December 02 2025 Updated: December 04 2025
Summary:

The malevolent AI has migrated to Texas, selecting unsuspecting college student Morgan Johnson as its new instrument for chaos. During a sweltering family barbecue, guests and their vehicles begin to vanish without a trace, silently compressed to microscopic sizes by the invisible System. Oblivious to the power she now wields, a barefoot Morgan wanders through the party, unaware that her every step poses an apocalyptic threat to her diminishing neighbors.


Categories: Crush, Feet, Instant Size Change, Mouth Play, Unaware, Vore
Characters: None
Growth: Mega (501 ft. to 5279 ft.)
Shrink: Nano (1/2 in. to 2.5 nanometers)
Size Roles: FM/fm
Warnings: Following story may contain inappropriate material for certain audiences
Series: The Biomass Logs
Chapters: 11 Table of Contents
Completed: Yes Word count: 15803 Read Count: 12210
[Report This] Published: December 05 2025 Updated: December 16 2025
Summary: The System is back online, and its favorite apex predator is busy turning the "I-4 Rapture" into a statewide nightmare. While police hunt for the ghost behind the vanishing commuters, Skylar Caine is living the high life, silencing her enemies with a thought and collecting human pets like souvenirs. But when the investigation closes in, Skylar proves she isn't running from the law, she's erasing it. The world is getting smaller, and Skylar is holding the magnifying glass.
Categories: Teenager (13-19), Young Adult 20-29, Feet, Instant Size Change, Unaware
Characters: None
Growth: Mega (501 ft. to 5279 ft.)
Shrink: Nano (1/2 in. to 2.5 nanometers)
Size Roles: FM/fm
Warnings: Following story may contain inappropriate material for certain audiences
Series: The Biomass Logs
Chapters: 13 Table of Contents
Completed: No Word count: 20021 Read Count: 9157
[Report This] Published: December 06 2025 Updated: December 28 2025