Humanity is on the brink of extinction- and the disastrous Trost could be the tipping block that ends them all. They know this must not happen. And so the gods send some of the best damn time-traveling, alternate dimension reinforcements the world has ever seen. Along with a few tests. After all, Humanity truly might not be worth saving. Post BoO Percabeth/Solangelo/Ermika/Revetra

After the Giant War ended, something happened; a shift in awareness, an awakening. And it all began right after Percy and Annabeth escaped from Tartarus... (Rest of summary inside) Spoilers for all recent books, including both short stories. Canon pairings. Cover is mine. Inspired by song "Monster" by Imagine Dragons VERY LENGTHY HIATUS