Liz And The Last Olympian

~You will travel west and shall love will be put to the test. You shall be betrayed by someone you care about. But to succeed, don't fill yourself with doubt. Follow your instinct.~
Liz is finally immortal. But war has started and Percy's twentieth birthday is a few days away. Everyone is already fighting. But what would happen if her prophecy from almost five years ago still has to be fulfilled? Will she save all those she cares about?