One day, a huge, mysterious fire monster appears all over the city, and the Republic of Korea is thrown into chaos.
Jangdol, who suddenly lost his job due to a fire monster attack, tries to escape the unemployed by selling 'Stress Zero' with his friends Dr. Ko and Tajo.
It turns out that this drink is the only secret that can stop the fire monster...!
Can Daddy Jangdol and his friends, who suddenly become heroes, catch the fire monster and save the world?