Octoexpansion Stories

You woke up in a new time line, things are no longer the same. You have been found by a group of agents, you have no way to communicate with them, they are not human. Yo...

Agent 8's nightmares are getting worse every night. What will happen when her nightmares become reality? After a disastrous splatfest, Agent 8 is captured yet again. Man...

Tadayoshi never liked having attention, and always wanted to be alone, but when he was chosen to become agent 4. His life not only changes, and his unknown past life beg...

You are just an average inkling in Inkopolis Square, when you notice a strange person who changes your life. This story begins in Splatoon 2, but I will mark in the chap...

Heyo! This is my first Splatoon fanfic here, so I hope it's not too cringy. A bit of swearing (maybe), but overall, pretty friendly (I hope). I'd say 10+ for ages. And n...

♡♔❝Welcome to book 2 of your daily dose of boy x boy Agent 24, because my other book ran out of space due to Wattpad's annoying chapter limit.❞♔ ✮All pictures belong to...

Octarians, machines, dangers of the depths, and more. It's all here when you embark on an adventure in Inkopolis and beyond. Please note that no pictures or characters...

Male Agent 8 x Female Agent 3 After the Tartar's disastrous attempt to destroy Inkopolis Square and the remaining species on earth, Agent 8 finally arrives on the sur...

"why was I so mean to you... now.. now you're gone... you're not here... not fully... I'm so.. so sorry.. goggles..." ~ Rider Story was inspired by the: Saniti...

Inkopolis has just been saved once again by the Squid Beak Splatoon. Agent 3 feels suspicious about the new agent, agent 8, an Octoling. Being on many missions herself...

Agent 8 is challenged with his new life, after being freed from the Octarian Menace and escaping Deepsea Metro, and everything that comes across his way. Lovers, friends...

(Y/N), test subject 054 finds himself trapped in a nightmarish experiment on an island near Inkopolis. The experiment's objective was to create an Inkling resistant to i...

(Agent 3 x Agent 8) Agent 3 wakes up on a platform. What does she see? A handsome face. Though, she won't admit it.

In the bad ending of the Octo Expansion, Inkopolis and everyone in it is destroyed, with Cap'n Cuttlefish, Agent 8, Agent 3, and Off the Hook left to pick up the pieces...

"Why is it always us? Why not someone else?" Once again, the team is back at it again. Another mission, another friend to save, another battle, the same stuff...

Enter the book of random assumptions about the world of splatoon! Reader's can also comment their headcannons for an exclusive part! Stay creative y'all! Ranked #22 in S...

Agent 8, finally freed from the octarian menace and is adjusting to the surface, with the help of Agent 3 and her friends, they'll guide our new protagonist to fit in wi...

*Cover Art is Not Mine* (Y/N) is new to Inkopolis, has no money, no home, or no job. Him and his old friends had a band together and it was going well until something ha...

Pretty much a Bobblemask, this is my first book so plz don't be to hard on me-.

The story is based on what happens in the game and fanfic. So in short is how everyone meets and how the everyday lives pass by and how love develops between them. So p...