Pororo is always playing pranks. If he's not destroying Crong's castle made of blocks, then he's taking Crong's cookies without asking. Annoyed with Pororo's contant pranks, Crong packs his things and goes to Poby who has always been kind to him. Crong ends up spending the night with Poby and Harry.
매사 장난칠 거리가 보이는 뽀로로. 크롱이 열심히 쌓아놓은 공든 블록탑을 무너트리는 등 짓궂은 장난을 계속 치는데...
