Magic, Revenge and the Ocean

The Giant War is over, but Percy has trouble dealing with everything and fitting in. So he leaves, wandering around Europe. Where he meets Alabaster again, who tells him that Ethan didn't die during the war but had been teleported away. The problem: Alabaster 'misplaced' Ethan. Percy offers his help. He gets more than he expected. Ethan/Alabaster/Percy slashy threesome with mpreg