Tricia MacFarlane's corporate life is upended during MagniCon, a sprawling fan convention where the line between cosplay and reality blurs. After discovering a glitchy 'Shadow Tier' on the event app, Tricia is thrust into a world of ancient magic and otherworldly beings hiding in plain sight. Alongside an eccentric mentor and her loyal friends, she must navigate a perilous landscape of sinister cosplay princesses, prophetic paintings, and a magical kingdom hiding one wrong turn down a hotel corridor. Comparable works include The Magicians