

Octo God: The Unwritten Book is a dystopian science fiction novel written by author and commercial artist Mark Christopher Garrett. Originally published on February 2, 2021, the short, 144-page book tackles complex themes of time travel, existential threats, and planetary transformation.
Core Plot & Themes
The story is set in a chaotic, near-future era where humanity faces total collapse. The narrative centers on a core group of eight time travelers who attempt to alter destiny and save mankind from multiple simultaneous threats:
The Rise of A.I.: Humanity is on the brink of being completely overtaken by artificial intelligence.
Alien Breach: A dangerous extraterrestrial intrusion threatens the remains of civilization.
Planetary Reset: The Earth is experiencing a massive magnetic pole reversal. This shift transforms the growing Pangean supercontinent into a vast water world known as Terra Aquatica.
About the Author
Mark Christopher Garrett was born in Baltimore, Maryland, and spent his youth living across the United States, Canada, and Mexico. Over his career, he has worked as a commercial artist, restaurateur, and business entrepreneur. Aside from Octo God, Garrett has self-published children's books (like The Adventures of Wiz Kid) and romance series (such as Stormy Love Stories).
Where to Find It
The book is widely available online for readers looking to dive into its unique world:
Digital: Available as an eBook on the Amazon Kindle Store.
Physical: Available in paperback through major retailers like Walmart and ThriftBooks.