Check Mate

Unlike most stories Kaiba won't become a mushy gushy blob, no OOC here... He met her at the ultimate tournament, and she has something he wants. Problem is, she's just as stubborn and cold as Kaiba himself. After 24 years of living he's finally found a worthy opponent, and this is one game he doesn't plan on losing, and neither does she. Who will get to call "Check Mate"