Rory Mercury is a demigoddess and an apostle of Emroy, the god of war, violence, and death. Despite her antediluvian age, she has the appearance of a 13-year-old. Along similar lines, despite her delicate, petite frame, she is widely known as Rory the Reaper, Apostle of Emroy, who will slaughter her enemies with her giant halberd with no mercy. Her gothic lolita dress is an outfit for priestesses.
Rory has a friendly personality as seen when she immediately became friends with Youji Itami and started sitting on his lap. However she shows no mercy to her enemies as seen when she slaughtered a gang of bandits without any remorse. In battle, she is shown to have a violent, sadistic personality, however, she is not without a sense of justice, often targeting bandits and criminals, while generally friendly towards the common people.
