Lin Yi looked at the Covered Bridge. After examining it, he found that it looked quite normal. Unless something unexpected happened, he might have to wait until something unexpected happened to see its abnormal side.
He suddenly understood why.
"The Sun's blazing right now, so it's normal not to see anything wrong... Maybe I need to wait for Abnormal Weather, or go into some really dark corners to observe it?"
He shook his head slightly, intending to hurry on to the next location.
But just as he was about to leave, gusts of wind swept through the mountain woods. Leaves rustled in the distant mountains and nearby wilderness, like waves rolling through a sea of trees...
Something suddenly occurred to Lin Yi. He strode to the entrance of the Covered Bridge and examined its outer wall.
"There's something wrong after all!" A gleam flashed through Lin Yi's eyes.
There was actually a layer of moss growing on the outer wall of the Covered Bridge...
What kind of moss could grow like this in sunlight?
So this was where the problem lay.
Lin Yi glanced at his watch. It was 14:36. He decisively headed into the Covered Corridor, walking slowly toward Teaching Building C.
As he walked, he examined the surroundings on the Covered Bridge.
There were incandescent lights on the ceiling of the Covered Bridge too, but they were not switched on during the day. He mainly began observing how the moss grew as he walked.
Three minutes later, he finished crossing the Covered Bridge and arrived at Teaching Building C.
Li Huiyuan followed him there silently. She had been somewhat puzzled by his behavior along the way, but had not spoken.
In Teaching Building C, the students had long since returned to the building. It was the afternoon self-study