Protect The Fake Saint!

what is the true identity of the most beautiful woman in the kingdom?! dana was a high school senior in korea who was about to take the csat. unfortunately, she gets hit by a truck and is reincarnated in the romance fantasy world. i was trying to live comfortably in this life, but what is the secret of the saintess whom i suddenly met?! i don’t want to die, so i’ll protect the saint’s secret!