Haeun’s longtime guy friend Dojun has an oddly empty dating history. Sure, he’s quiet, a little timid, and kind of drab… but with a decent face and build, why has he never dated? Curious, Haeun keeps prodding—and uncovers the surprising truth: whenever things get intimate, he just can’t get it up! Her friend is the “won’t-stand-when-it-counts” type she’s only heard about?! Haeun decides to help Dojun herself. But what starts as hands-on “lessons” to coach him takes an unexpected turn… “Yoon Dojun—can I be the one to take your first time?”