After the light door was not the end. It was still the same hexagonal space, and he did not know how many more he had to pass before he could really reach the exit.
He didn't meet anyone else after that, and Lin Yi walked through the exact same hexagonal space alone. There seemed to be no end to the doors of light, and it was as if he was repeating the same action.
If Lin Yi didn't make a mark on every light door, he'd really think he was going in circles!
After going through 150 to 160 light doors, the mask's time was up. Lin Yi struggled for a long time in the state of suffocation, and just as his consciousness was about to go blurry, he finally came to a hexagonal space with the mask.
Old rules, kill the enemy and remove the seal to get the mask!
And this hexagonal space only had one mask!