PLEASE READ--An origin story for the fan made AU of Sonic the Hedgehog. This is a Sonadow story. WARNING* for those who are sensitive to violence, blood, harsh language and sexual themes. DO NOT READ IF YOU'RE AGAINST THIS Both Sonic and Shadow are in their late twenties and live together. Shadow is learning and adjusting to his new lifestyle with his partner, Sonic, who has suffered a head injury that has caused him to become impulsive, and obsessed with Shadow. Behind closed doors Sonic just wants love and attention from Shadow, but when faced with other characters he can become an unpredictable menace. Shadow feels as if it's his fault for Sonics injury. Was it Shadow's fault? Or will he discover the truth? (All work is for creative purposes. Complete fiction.)

Shadow and Sonic had been rivals for long time, until he wants to call a traces with sonic and invite him over. But then things took an unexpected turn when the dark Hedgehog shows his true passion, before sonic knew it was too. Could he escape from his grasp or will he let their affection work though?

A lemon filled Sonadow where Sonic tricks shadow into doing something *cough* Kinky *cough* with him and it all starts off as a joke, at least for Shadow it does. Sonic= Seme. Shadow = Uke No M-preg cause I just don't like it personally. Warning- Sexual Content Strong Language BoyxBoy

um stuff happening mostly just shadow gets kidnapped along with amy but shadow get injected something but he is blindfolded because the injection he was given was a lust potion and- read to find out

There's a new student in class. A blue short hedgehog to be exact. One of the classmates falls head over heels for that hedgehog and would do anything for him to be his. Shadow, the tall, dark, ebony hedgehog, kills those who get close to his "property." Sonic, the blue, short, optimistic hedgehog, has no notice of this. What would Sonic do if he ever found out what Shadow was doing? What would be his reaction to Shadow calling him "his"? Well, get ready to find out.

This story follows a nerdy blue hedgehog sonic, who became a tutor for a edgy bad boy shadow. Their bond started off rough but slowly be getting along, a bit too well. When sonic is obsessed with him and willing to do anything to have him all to himself.

Addiction is an awful thing. Eggman's plan was give Shadow a set of pills to fuel his temptation to kill Sonic. Shadow only took the pills for the chaos emeralds Eggman offered. When the pills are switched out for an antidote Tails creates after Shadow nearly kills Sonic, Shadow takes them without realizing to finish what he started. An emotion if artificial attraction from the antidote takes Shadow over, an addition begins to form. An addition for an emotion Shadow hadn't felt since Maria, one he didn't want to forget again.

A certain love potion gets mixed up with a bottle of whiskey at a party. Amy's plan to get Sonic to love her fails as Sonic is dared to drink the bottle. The effect is strong than anyone anticipated. Futa Lemons (No warnings)

A perfume was sent to Sonic 'randomly', he uses it, not knowing the effects it would have on his rival...