Nail and Little Ant successively met Tintin, Captain Ant, Worker Ant and Snail. The story is about a second-grade girl named Ding Ding. She is beautiful and kind, and her homework is excellent. She often gets five points. But such a good girl also has shortcomings, that is, she is a little timid and a little cry baby. One day, she met an ant named Red Eyebrow. The encounter with Red Eyebrow made Tintin experience a strange trip.