Complex sentence: Ashley's partner is Callo Merlose, an agent of the VKP Inquisitors, also attempting to capture Sydney is Romeo Guildenstern of the Crimson Blades, whose mission was made without the approval of the VKP.
Split into simpler sentences: Ashley's partner is Callo Merlose, an agent of the VKP Inquisitors. Also attempting to capture Sydney is Romeo Guildenstern of the Crimson Blades, whose mission was undertaken without the approval of the VKP.