Flash Marriage Billionaire's Obsession

Forced by her abusive relatives to marry an icky man, Sophie panics and kisses the hottest stranger in the restaurant. To her shock, the billionaire proposes a deal: fake marriage for ten million. She thinks she's just a stand-in bride who will walk away with the cash when the contract ends. But when his elite ex-girlfriend returns, and her secret identity as the legendary hacker "Hecate" is accidentally revealed, who will fall in love first in this contract game?