"Something is wrong at the Sea. The weeping tide, a carnivorous algae bloom, is eating up all the fish. Beasts are terrorizing the nearby Elsewheres. And Lochmordra, the Legendary Beast, is rising at random and swallowing beasts whole. Barclay's teacher, the famous Guardian Keeper Runa Rasgar, has been summoned to investigate, and as her apprentice, Barclay gets to join too. But Runa's nemesis has also been called to the Sea, and he's brought apprentices...

Eleven-year-old Barclay Thorne yearns for the quiet life of a mushroom farmer, but after unwittingly bonding with a beast in the forbidden Woods, he must seek Lore Keepers to break the bond and return home.