Taekwondo athlete Do-Yoon and judo athelete Joo-young, childhood friends who have been betting on a gold medal since childhood.
They represent their countries together in the Olympic Games.
After winning the gold medal, Ju-Young decided to end her unrequited love.
Taking advantage of her gold medal bid, she asks Do-Yoo to sleep with her.
But for some reason, Do-yoon looks at her with a very serious expression.
Will he finally put an end to his unrequited love?!

(※The characters of the 3 series (Proposal Scandal, Gold Medal Bet and Heat Balance, are at the same stage of the Olympics and meet in the final chapter♡)