The Saint's Magic Power is Omnipotent: The Other Saint manga volume 2 features story by Yuka Tachibana and art by Aoagu.

Summoned from her normal teenage life in Tokyo to a world of courtly splendor, Aira was initially hailed as the Holy Saint. The handsome Prince Kyle earnestly believed she was the savior who would banish darkness from the world. Unfortunately, Aira was no saint at all, and the weight of Kyle’s royal expectations caused no end of trouble for them both. Now that they’ve parted ways, Aira is exploring her newfound magic powers as a member of the Royal Magi Assembly. Whether it’s enchanting jewels or slaying monsters, the life of a mage is full of possibilities–including a full-scale expedition to parts unknown!