Jin and children go on a field trip to woods and get caught in the rain storm. They quickly hind in the cave, but the stream is flooded and now they are trapped.\r<br>\r<br>Jin announces the shocking news that there will be a audition for choir members, and the members will participate in the big choir contest held in the big city.\r<br>\r<br>Marine brings a singing dolphin, Mingming, to a harbor and introduces Mingming to friends. On that night, Mingming accidentally swallows a can which has .\r<br>\r<br>추천 재생목록 ○[로보카폴리][시즌1] 재생목록 ○[폴리와 함께하는 교통안전이야기] 한국어 재생목록 ○[폴리와.
