Saijoukyuu no Seijorashii desu ga, Ryuuou-sama no Hanayome ni wa narimasen!

"The Dragon King saved me from a cold environment."

Sophia, a countess, was mistreated by her parents who favored her younger sister. On the day of the ceremony to certify her as a saint, she is finally sent away from her parents' house because her sister was chosen as a saint. In the midst of her despair, the legendary Dragon King suddenly appears.
"I have come for the saint who will be my bride."
Sophia turns out to be a saint with superlative power!
"I have waited for you for a long time, my dear wife..."

The fierce approach by the dragon king Craig just won't stop! She begins her second life while being doted on by the Dragon King, her self-proclaimed husband!