<p>This story is a sequel to "Leaving," in which Alanna, a visitor from Zarthon lands on a North Ronaldsay, a small island threatened by rising sea levels. Alanna leaves with Callum, the last remaining inhabitant, to return to her home world. They begin a relationship.<br>But Callum soon finds life on Zarthon somewhat lacking and he misses his home on the island.</p>...