An unavoidable fake love story!?

"I've lost to wealth, huh...?" said Esther Fleauesse, a rural noble's daughter who once thought she could marry her childhood friend and live a happy life. Her life took a sudden turn due to her engagement's failure and the unique ability she possessed to "see people's true feelings through mana". However, waiting for the heart-broken Esther was a fateful encounter with the First Prince, Arclain!! "Miss Esther, will you be my fiance?" Confused, Esther couldn’t stop feeling flustered by the cunning charming prince's sudden proposal who was aiming to own her ability. Securing her special ability for royalty, the Prince's "pretentious" doting daily life had started... However, Esther was gradually starting to fall for him...? The start of a Cinderella Story after her engagement fail!