CHIMMY enjoys wearing a yellow hoodie, and is born with a passion to work hard on everything, no matter what. #passion #workhard #playhard #harmonica #yellowhoodie Prince TATA from Planet BT, who had been traveling with VAN, crashed on Earth. In order to spread love, TATA decides to become a star. Finally, they have met six fascinating members: KOYA, RJ, SHOOKY, MANG, CHIMMY, and COOKY and together, they make ‘BT21’, and they are dreaming of becoming the most famous stars in the universe, THE UNIVERSTAR! Will BT21 become UNIVERSTAR, and spread love around?