"Monstrox is back! And now he's in cloud form! Plus, he's got an army of stone monsters at his side! To make things worse, the knights' NEXO Powers are no match for these enemies. Can the NEXO KNIGHTS heroes find a way to power up and defeat Monstrox, or will it be lights-out for the Kingdom of Knighton?"--Back cover.
Clay, Macy, Lance, Axl, and Aaron graduate from the Knights' Academy, and their first task as Nexo Knights is to stop the former court jester, Jestro, from destroying towns with a summoned lava monster.
When Fletcher Bowman and Izzy Richmond venture off the Knights Academy campus, they awaken a long-sleeping threat to Knighton that threatens to destroy the kingdom.
"The LEGO Nexo Knights are called in to save the day when an evil cloud descends upon Knighton, turning Jestro the jester bad and unleashing a horde of stone monsters"--OCLC.
"The land of Knighton is under attack! Meet the brave new NEXO KNIGHTS heroes who will save the kingdom. Read about their special NEXO Powers as they battle the terrible Magma Monsters"--Back cover.
"Life is tough for Fletcher Bowman. He's an orphan from the countryside who's just arrived at the prestigious Knights' Academy, where he doesn't know anyone or anything about being a knight. Lucky for Fletcher, he quickly makes one friend--the excitable Izzy Richmond. But when Fletcher and Izzy venture off campus, they awaken a long-sleeping threat to Knighton that threatens to destroy the kingdom. They'll have to work together to defeat the threat--and avoid their principal's wrath"--Back cover.
"The Nexo Knights discover that in the latest plot from Jestro and the Book of Monsters, they must defend Knighton from villains that look exactly like them, while everyone else believes that they are the ones who have turned evil."--OCLC.
"When the biggest party of the year is organized to celebrate the king's birthday, Macy becomes discouraged by royal duties that prevent her from participating in a competition between the Nexo Knights and the Tighty Knighties"--OCLC.