You walk into one of the Zeti caves, after hearing that Tails needed you to look at a few of them. You hear heavy crunches and ripping, you see Sonic.. Eating mobian flesh!? You back up but step on something that breaks and catches Sonic's attention.

"Hm?.. Oh.. Hey there buddy.. "

He gets up and turns to look at you, he was salivating and there was blood on his hands.