Prologue

Remake of the Octo Expansion of the crossover, featuring Shadow's appearance! Shadow, and all other Sonic characters belong to SEGA/Sonic Team. Splatoon belongs to Nintendo. Plot: Shadow wonders where Sonic and the others have gone, so he heads to Tails' workshop and without knowing comes to Earth, helping an Octoling girl and Cap'n Cuttlefish to reach the surface.