C2373 The Youth's Eyebrows Were like the Sun 07
What was the specific reason? In fact, he didn't know either.
But in general, they should have been greatly stimulated, or the hippocampus in the brain had undergone some sort of mutation.
"When the time comes, you'll have to find out if he's had any particular excitement before. "If it wasn't for the extra stimulation, it wouldn't be like this. Otherwise, the hippocampus would have changed