Stitch by stitch

Here is a very old embroidery classroom that is over 20 years old. "Can I find the light here if learn this?" Oh Joowon, a man who seems unfamiliar with this place, appeared in the classroom. Joowon, the grandson of the famous entertainment company chairman, has a sad secret that he can't get an erection even if he sees a beautiful woman after becoming an adult. So, Joowon went to a famous fortune-teller, and the fortune-teller said, "Do embroidery! And find the light for yourself!" Can Joowon ever find the light?