The Saint's Magic Power is Omnipotent by Yuka Tachibana

This is a light novel fantasy romance series that I absolutely LOVE and I wish it would come out with volumes sooner!The Saint's Magic Power is Omnipotent (Light Novel) Vol. 1This is Not the Saint You're Looking ForCould workaholic office lady Sei be a legendary Saint? Not according to the crown prince of another world who summoned her and quickly declared a different girl was the real