.Training considers itself to be masochistic with the long gas lighting of a sex partner. Elementary school swimming instructor Yeonsu meets top star Cha Joo-hwan, who has started learning how to swim for film shoots. As Cha Joo-hwan approaches Dawn Yeonsu, who is 29 years old and thought his life was over without anything to see, the world is turned upside down. 'I like to be right, and my partner likes to make me do this.' 'Then do it with me, too. 'Don't be sick, have a normal relationship. Do it with me.'