C180 Concealment
I don't know anything about will-o '-the-wisp. I don't know anything about will-o' -the-wisp. Furthermore, I remember Hu Sheng's incident from that night very clearly. However, since he didn't say it now, I can't point it out.
He didn't know what Hu Sheng was hiding, but if he pointed it out now, he couldn't tell if it would have any effect. I didn't feel safe enough now, so I had to hide it