The other kids at the park never ask Dong-Dong to play. But he’s fine just playing marbles on his own. One day he goes out in search of new marbles, but ends up buying a bag of colorful, marble-shaped candies instead. But the first time he pops one of them into his mouth, he’s astonished to hear his old sofa start talking to him! For the next few minutes, until the candy melts away, he has the most unexpected and amazing conversation of his life. Realizing that these are no ordinary candies, Dong-Dong looks at the rest of colorful sweets. Who else will he be able to talk to, and what else will he learn, through these magic candies?