It's Sonic vs. Monkey Khan yet again! But it's more than hot-headedness this time as Sonic fights not just for his city, but to save the very cybernetic-simian he's forced to fight! Even if Sonic can save his friend, will Khan's dark secret destroy him anyway? Then, Knuckles' melee against a surprise traitor continues as Knuckles realizes that he can win the battle but lose so much more!