Octoexpansion Stories

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...

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...

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...

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...

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...

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...

It's been nine months since escaping the Deepsea Metro, defeating tar-tar, and saving Inkoplois things seemed to have finally calmed down for the team. Agent 8 now free...

Iris (agent 8) and Remi (Agent 3) have finally made it to the surface after the deepsea metro. Iris, with nowhere to stay, moves in with Remi. All is well at first, unti...

Everything was going great after the tournament. Everyone was having a huge party, until word got out about Goggles going missing. His teammates go out to look for him...

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...

♡♔❝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...

(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...

A Splatoon AU named Sanitised Zombies, it's a Zombie apocalypse but splatoon. Basically what happened was a Sanitised Octoling got out and was a Experimental sanitised s...

5 years has passed since the Great Chroma War and the fall of the Overlords. Kai decides to move to the Splatlands to start his "normal" life. Until he has bee...

Stinger is an Inkling who, mysteriously, has no memory, and a voice in his head. One day, he saves an Octoling, and his world changes. This is his story. A few warnings:...

I am not responsible for any loss of brain cells whilst reading this book. All memes here are my ex boyfriends creations, based on his interests. There will be a mix of...

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...

*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...

After her victory in the Final Splatfest, Marie grew distant from her cousin, Callie. With both needing to head different ways for their careers, the once inseparable Sq...