Octoexpansion Stories

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...

*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...

Y/n L/n a young impressionable teenager bites the dust earlier than intended, so God being the g.o.a.t that he is gives Y/n a second chance. Y/n gets reincarnated into t...

A disaster that could've been prevented but wasn't, caused Y/N to lose everything. In a desperate attempt, Y/N's family placed them into a cryo pod, ultimately freezing...

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...

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...

♡♔❝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...

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...

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...

(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...

!OCTO EXPANSION SPOLIERS! (Male Agent 3 x Male Agent 8-Yaoi⚣) Octolings have arrived and have been welcomed into Inkopolis, almost all of them owning a place of their ow...

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...

It's been about two years since Kirby returned to Planet Popstar. Every day since he returned, he couldn't help but miss his friends in Inkopolis. But one day, the pipe...

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...

"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...

When Cora and Tobias started a family, they thought it would be a walk through the park, but having twins was double the trouble and harder then they thought. Double the...

(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.

As the Octarians begin to show suspicious activity not of Earth, the NSS is forced to split up; some agents stay behind to protect Inkopolis, while others travel deep in...

[Slow Updates] 14 years with peace and quiet; 14 years with no major disturbances; 14 years of Petra being dead, Pearl grieving and the agents of the Squidbeak Splatoon...