h2oslutns?
Does it matter which one?
Here's the directory.
And a yellow line in the floor.
Two offices.
Looking down from the roof.
Chairs on the roof.
A view of Ikseon-dong.
The stairs.
Please remember that these photos are all copyrighted to me. If you want to use them in any way, there's a 90 per cent chance I'll give you my permission, and be able to give you a copy with a higher DPI.