After the Ending, I Saved the Villain With Money

All the kingdom's wealth flows through her, and every venture she touches turns to gold. There's nothing money can't solve in this world. For instance... "Sell me the traitor Teriosa." Buying with money the continent's greatest swordsman, the most handsome man, but a half-prince who committed treason— Celestian Teriosa. An abandoned favorite character? Oh, I'll save him with money. "Shall we marry, Daphne?" But this man who should be in love with the original female lead, Something about him seems a bit off...? Source: MU Includes 12 extra chapters.