@the_jet_779 this is last year’s Candledark mod, the one you’re looking for is this one:
http://discourse.stonehearth.net/t/dev-blog-candledark-returns/17379
http://stonehearth.net/candledark-returns/
I’m not sure if it will work for Rayya’s children, probably yes?
In any case you can always remove it if it doesn’t work (anyway mods are usually meant to be used with new games, not with saved games).
Last year’s Candledark mod isn’t compatible with the current alpha version.