i became a sugar daddy

women would prefer to become the 2912th wife of a handsome and rich husband rather than the wife of an ordinary man. one day, the rich seo joonhyeok makes offers a bet of 1 billion to the noona he had an unrequited love with during his school days. a week's period of trip on an island with only the two of them. will seah not return to her fiance and become the main character's woman? the test has begun.