Prologue

Sonic is a werehog once again and returned to the first time he battled the dark creatures but on the bright side Chip returned. Though Sonic wasn't the only one going through a monstrous transformation. He encountered Mario who turned into a Frankenstein Monster, and encountered his old friend NIGHTS who turned into a vampire. The three set out to figure out whats going on with the help of all three of their brothers Manic, Luigi, and Jackle. But what has made the trio monsters???