The Stricken - Morgan Shamy - Bog

Short Summary: Every day, a dark cloud descends upon Clara's town, erasing everyone's memories. Everyone except Clara. But after Clara's dad mysteriously disappears, the Diviners, captive souls who feed off memories, come for her. She flees to Khalom, a city in a parallel world, where she hopes to find safety. Forced to live the Noble life, Clara faces going to school with peers who want her dead.