The requirement for clearing Mona Lisa in "King of Chinese Characters to Find Differences" is to find 8 discords. Many players have not found them all. Come and check out the graphic guide for clearing Mona Lisa with this site.
More recommendations: "The King of Chinese Characters to Find Differences" all-level graphic guide (continuously updated)
"King of Chinese Characters to Find Differences" Picture and text guide for finding 8 disharmony in Mona Lisa:
1. This level is to find 8 errors in the famous painting "Mona Lisa"
5. I have been looking for this eyebrow painting for a long time, and I don’t know what the original painting looks like.