If you intend to fulfill your end of the contract, there is no excuse for any slack on their end. This kind of stance is uncommon in Korea, and will likely piss the director off. Dial 5 when you connect to get to the right office. Get the telephone, fax, and address of your nearest embassy . If there is one in your town, a taxi can probably get you there for less than 10,000 won.
Large hotels have fax services.
When you arrive in Korea, your embassy will want you to sign some sort of form incase you need to be evacuated for some weird reason. There is so much prejudice thrown around here that I am not sure how much worse western minorities have it than others. Even though the Korean schools value Caucasian teachers, not everyone is accommodating to foreigners. I have had to pull my hat down over my face on many occasions in order to catch a cab. They also walk around in the summer with umbrellas on the sunniest day of the year so they will not tan.