Anna (2021) 
A 13-year-old Sicilian girl who must contend with a viral contagion that has killed off all adults on the island.
Anna: Season One Season 1 (Full Season)
In the near future, a pandemic kills everyone at/above the age of puberty. 13 year-old Anna has kept her half-brother Astor alive and hidden in their country home. Eventually, their bubble of isolation is ruptured, and soon Anna will have to pursue Astor into the darkest corners of the changed world, where a lack of structure and nurturing has left the remaining kids miserably lonely or utterly feral, some of them in thrall to older, more manipulative kids. [more inside]