Inside Grace Hall's headquarters, Tang San stealthily made his way up to the third floor.
This was the highest floor in the building without windows, and it was also the highest floor Tang San could reach with his current abilities.
As the saying went, "Even the cleverest housewife cannot cook without rice." The fourth floor had numerous floor-to-ceiling windows. If he considered the inside and outside of the building separately, Tang San might still have been able to find obstacles to hide behind.
But once the two were taken together, it became a three-hundred-and-sixty-degree space without blind spots. The moment Tang San stepped onto the fourth floor, no matter where he stood, there would be a high chance of him being discovered.
If Tang San possessed the memories from the original timeline, he would probably have dearly missed the Vast Sea Cosmic Shroud that should have belonged to him. That Sea God artifact could turn one invisible and perfectly conceal one's aura.
After searching the first two floors, Tang San had found jack shit!
It was reasonable, of course. No faction would leave its core resources in places outsiders regularly entered, such as lobbies and reception rooms.
But not finding even the slightest trace still left Tang San, whose reconnaissance and counter-reconnaissance abilities were both exceptional, shocked and helpless beyond expectation.
As for the entrance to the dungeon, sorry, but it was not on the first three floors.
Mo Lin had a rather peculiar way of thinking. When he had Qilin make the mold, he had specifically arranged for the dungeon entrance to be fixed on the floor where the elders lived, as the only entrance.
Security at the level of Titled Douluo was not so easy to come by!
Of course, if Tang San knew the exact location of