A possible concise summary is:
The video is about a man who works as a bank accountant for a day at a credit union. He learns how to fill the ATM, count money, open accounts, and provide off-premises services at a market. He meets various customers and union members who give him food and gifts. He also tries to challenge the legendary workman who can count money very fast. He fails to open the safe and see the money inside until the end of the video. He draws a bug named 'Money' as a gift for the legendary workman.
Here are the key facts extracted from the text:
1. The person in the video is a student at Korea University, majoring in Business Management.
2. He is 21 years old and in his sophomore year.
3. He wants to be a campus couple and his ideal type is Kim Chaewon from Le Sserafim.
4. He has a part-time job at a bank, specifically at the Credit Union.
5. The bank has a non-profit financial organization run by the union, and members can join the union to receive tax benefits and dividends.
6. The bank has a 2nd tier finance system, which means it doesn't fall under the Banking Act.
7. The bank has a safe that can only be opened by a specific key, and even employees cannot open it.
8. The bank's legend, Shin Hyukjae, is a 7-year veteran of the bank and is known for his exceptional counting skills.
9. The bank uses a PDA system for off-premises transactions, and employees must count money exactly and notify the amount deposited.
10. The bank has a rule that if there's a difference in the amount of money, it must be filled with the employee's personal money.
11. The bank's employees are not allowed to take money from the safe, and any attempts to do so will be considered embezzlement.
12. The bank's legend, Shin Hyukjae, is known for his exceptional counting skills and can detect counterfeit bills by holding them.
13. The bank's employees are paid 14,360 KRW per hour, and they must pay back any excess money they receive for lunch.
14. The bank's legend, Shin Hyukjae, received a gift from his colleagues, a bug named "Money," symbolizing good luck and wealth.