All thrones come with a price, and Aries had known that fact before ascending the throne. Her claim for the throne might be easier than when she competed with Davien for the title of the crown princess. Using simple tricks here and there to eliminate Lady Ivory and Princess Agnes and turn them against each other, Aries didn't break a sweat.
The real challenge comes after the coronation. Aside from the adjustments Aries had to do, she had to take note of each member of the night council to use them accordingly. After all, the night's council consisted of capable noble clan leaders and Wiccan leaders.