Second season of Monster Strike, animated entirely in CG. A transfer student from America, Mana Livingston, becomes friends with the main cast and learns about the Monster Strike game, even obtaining her own ring and partner. Together everyone helps solve crises involving the energy points that draw monsters in random areas of Japan. By sealing them the monsters will stop being drawn to them. But Madarame, a CEO who reaches out to the children, is not telling them the whole truth.

Six thousand years ago, mankind's glorious reign ended as a result of an invasion of the demon race, brought about by the emergence of 72 demon gods. To safeguard the remnants of humanity, the Alliance of Temples appeared to stop the demons' progress and temporarily stabilize the situation. At present, nine-year-old Long Hao Chen is training to become a part of the Knight Temple Hall. Through sheer dedication and the support of his companions, he passes the knight exam. Now, under the tutelage of his teacher Long Xing Yu, Long Hao Chen endures the Holy Resurrection Ritual to ascertain his capability. The ritual reveals that Long Hao Chen is a Son of Light—an individual who possesses a vast amount of spiritual energy. Recognizing his disciple's promising potential, Long Xing Yu urges Long Hao Chen to become a strong knight capable of defeating the Demon Lord alongside him. With countless challenges awaiting him, Long Hao Chen may be the warrior that can end the era of darkness.

Luo Zheng, who is now a menial slave, used to be a young master of a big family. Owing to the decline of his family, his sister is imprisoned by a strong force, and he has no choice but to be at others' service. However, every cloud has a silver lining. The ancient book left by his father actually conceals a magical spell that can change a human into an instrument! What is the mysterious power behind this? This is contest with fate.

The story is about Yun Che, the main character, who is cornered by his enemies at Cloud's End Cliff on the Azure Cloud Continent.