Kang Jin Woo is a tired salaryman and game developer stuck in a stressful job. He dreams of creating a game that makes people laugh. One night, while fixing bugs, he spills coffee on his keyboard and gets sucked into a bizarre world where everything is absurd. In this new land, Jin Woo meets quirky friends, like a forgetful wizard and a talking cat. Together, they face silly challenges and must defeat the Lord of Dullness, who steals laughter. Jin Woo decides to create a game to bring joy back to the world. With laughter as their weapon, they embark on a comical adventure filled with ridiculous situations. In the end, Jin Woo learns the power of humor and returns home to create a game that helps people relieve stress and find joy.