[Dr. Franklin]

I think they moved to Hatteras Island for whatever reason, then they were hit by a hurricane and they all perished................😓

More likely, they just intermarried with the locals:
Evidence Grows, the Lost Colony Split Up

[scrabblehack]

So they came back 3 years later and couldn’t find anyone who spoke English? I’d say it was a lost colony. I’ve lost my keys before — yeah, they were there all along but they were lost.