It's all come down to this… one final 3 vs. 1 battle in the S.I.R. arena to decide the fates of Sir Athene and the Roulette Council! As Avery prepares for the fight of her life, a shadowy figure threatens to tip the final balance of power in the winner-takes-all gambit. Who will persevere in this dramatic showdown to end all showdowns? And what will become of Nico and Avery's embattled love story? Everything has been leading to this moment in the final issue of Fell Hound's acclaimed motorcycle jousting romance adventure, S.I.R.!