It takes 3 minutes to walk to the nearest subway station. There are about 10 buses downstairs, and the bus stop is opposite. Bus 272-273 can reach many Korean universities.
The most prosperous area nearby is Sungshin Women’s walking street.
If booking, you need to pay 252000 KRW firstly, which is non-refundable and would be acted as the rent. For the balance of the total rent, you need to pay it fully in 3 days in order to reserve your place.