While Pororo is taking a nap, Crong makes a wonderful castle out of building blocks. He tries to wake Pororo to show his castle, but sleepy Pororo just briefly wakes up and reads a book that Crong gave him and falls back to sleep.
뽀로로가 낮잠을 자는 사이 크롱이 블록으로 멋진 성을 만들었어요. 성을 자랑하고 같이 놀고 싶은 크롱은 뽀로로를 깨우기 위해 애쓰지만....