The people on the island survived so long because Griffith and the others didn't know they existed. Now they do and the island people could've died. So instead of waiting to meet Griffith's monsters a second time they're leaving this world.
The people on the island survived so long because Griffith and the others didn't know they existed. Now they do and the island people could've died. So instead of waiting to meet Griffith's monsters a second time they're leaving this world.