The movie follows Lightning Man, a character from EBS’s children’s program "Let’s Get Together, Ding Dong Deng". Along with his friends from Joy Land, he faces the villain Jalnan Mawang, who seeks to strip Lightning Man of his powers.

Cast

Jung Hyun-jin

Lightning Man

Luna

Ha-na

Nam Il-woo

Dr. Addi

Song Wook-kyung

Jalnan Mawang

Park Jung-geum

Deojalnan