Satoshi gazed in awe at the sheer size of the SAO Headquarters Building. It had been years since he last saw its interior (his parents took him to their workplace at one time when he was still five or six years old). There were a lot of noticeable changes in the appearance of the place, and the walls which had a nice pristine white color before had been repainted to a metallic gray color, adding to the formidable atmosphere of the place. It was more of a stronghold, no, a fortress rather than a headquarters— and rightfully so.
In an event of a calamity, the SAO Headquarters is one of the most reliable shelters out there. Compared to other shelters, it s one of the safest, if not the safest.
"I'm sorry, sir, but I guess the only available training room is occupied... " The personnel bowed down, disappointed that he couldn't serve the son of the famous Midoriyama Duo.