After foiling a string of magical dangers, Glenn's made arrangements for his class to have some well-deserved R&R—at the beach! The guys may be salivating over the thought of seeing the girls in swimsuits, but it's not all fun and games. The shadowy Researchers of Divine Wisdom are scheming behind the scenes, and it's Glenn's own students who will find themselves in danger. The strange history of new student Re=L Rayford, the youngest Imperial Court Mage, comes into dangerous clarity!