From sweltering sun to a wild snowstorm, wardens Grace and Tom must brave the elements to save the day in this thrilling Griffin Gate adventure from bestseller Vashti Hardy. It’s the height of summer in Moreland, and Grace Griffin and her fellow warden Tom Eely are sweltering in the heat until they answer a strange call for help that comes through on the amazing Griffin map. After teleporting to Oakwell, they find the town paralysed by a freezing snowstorm, which is ruining the famous summer market that brings in visitors and trade.

Using their mystery-solving skills and amazing inventions, can Grace and Tom find the cause for the weird weather and restore summer from the snow?