"Woah- wait!" Sonic grabs Shadow's wrist before he's able to shout his little shout. Shadow stiffens and yanks his hand away without a second thought, and he stares at Sonic. "Why don't you hang out with me? I'm not with anyone, and I think it'd be interesting."
They stare.
"Hell no."
After a battle sonic persuades shadow to hang out with him and they slowly get to know each-other.
And after the day out they head home but something happens that will change everything
No spoilers
Violence warning