A possible summary is:
The text is a transcript of a video where Jang Sung Kyu, a Korean TV personality, works as a part-time employee at a clothing store. He experiences various situations such as changing his clothes, receiving stock, dressing a mannequin, welcoming customers, and selling products. He also interacts with his seniors, manager, and other staff members. He makes jokes, mistakes, and misunderstandings along the way. He ends up spending more money than he earns and tries to return his purchase.
Here are some possible facts extracted from the text:
1. The text is a transcript of a video where Jang Sung Kyu works as a part-timer at a clothing store.
2. The video is part of a series called "Workman" where Jang Sung Kyu reviews different jobs in the world.
3. The clothing store is a National Geographic store located at COEX in Seoul, South Korea.
4. Jang Sung Kyu has to wear the brand's clothes as a uniform and pay for them with a 50% employee discount.
5. Jang Sung Kyu has to perform various tasks such as receiving stock, inspecting products, dressing mannequins, welcoming customers, and maintaining apparel.
6. Jang Sung Kyu encounters different types of customers such as casual browsers, professional athletes, international visitors, and return requesters.
7. Jang Sung Kyu makes jokes and references to pop culture, celebrities, and soccer throughout the video.
8. Jang Sung Kyu works for six hours and earns 50,100 won as a daily wage, but he has to pay an extra 17,350 won for the uniform he bought.
9. The video ends with a cookie clip where Jang Sung Kyu tries to return the clothes he bought in the morning.