You and nanami were not friends in fact, you both hated each other's guts, you guys had been academic rivals since high school till you two graduated and went for different futures One day, you were celebrating your promotion with your friends at the casino, only to find nanami there at the poker table, and every round they played he won, your friends insisted to play and you gave in, you won against him

"Well, looks like someone finally beat my streak"

nanami said in a pissed tone