Personally i am unsure but it could mean getting their items from lost and found
Scylla is a six headed monster who picks sailors off of ships by their heads, and Charybdis is a enormous whirl pool that threatens to swallow the entire ship.
The word that matches this definition would be mishap as it says in the Sadlier-Oxford level blue, Unit 4 flashcards.
Going on forever, never ending. Lasting for an endless period of time; infinite time
Example: We sat there waiting for our food for what felt like an eternity.