Rosita survived the mysterious undead apocalypse that has taken over the planet. Serratos will recur on Season 4 with an option to become a regular in Season 5.
The Huffington Post (..) that in issue 53, Rosia and her two traveling companions, Eugene and Abraham, encounter Rick and his group at Hershel's Farm during their journey from Houston to Washington.
Screencrush.com: (..) that Rosita "will most likely appear" with Abraham and Eugene.
"It really is all about one thing: what would you be willing to do, and can you come back from the things that you've done to survive?" executive producer Greg Nicotero teased of Season 4, according to Zap2it.