Taming the Mafia Boss, He's Mine Now!

Leah, the daughter of the Cruz family, appears to be a "fierce delicate flower" who throws money around in nightclubs and acts in a cynical way on the surface. In reality, she is a down-and-out heir whose power was seized by her stepfather. During a misunderstanding, Leah, fueled by alcohol, generously spent a large sum of money and "kept" Allen, the "bankrupt noble young master"