Deep within the fortified walls of the mighty Blackwood castle, far away from anyone who can help, Silver and Blaze find themselves at odds. While the seemingly chivalrous Blackwood charms the princess of the Sol Empire, Silver is left to discover some strange circumstances surrounding the castle, including the ever-cheery palace staff. Without a moment to themselves, the pair must trust each other to navigate the politics and sinister tech of this gothic palace. However, the tense status quo will soon erupt when Blackwood approaches Blaze with an extreme offer…one that would change the balance of power in Sonic’s world forever! Join our heroes and villains on the Road to #100 in this thrilling gothic mystery!