I think she sees the gravity of the situation.
A lot of end time prophecies say that the “pope” will join with the liberal church of Europe and apostatize.
But there will be an underground church.
One African bishop said that Africa will nourish the hidden church in the same way Africa hid the Holy Family when they fled from Herod.
And underground churches that keep the faith, are not unknown in history: From Ireland to Japan to Soviet Russia to present day Saudi Arabia and China.
Just remember, all it takes is one saint to keep the faith alive: ponder on St Athanasius, who fled and hid but kept the faith alive when many bishops bowed to the Emperor and wanted Arianism...