Binchō-tan goes to work at the school again and meets Kunugi-tan. While Kunugi-tan is teaching Binchō-tan to write, a beetle flies past and scares Kunugi-tan, who hates bugs. Later, a stag beetle attaches itself to Kunugi-tan's dress and Binchō-tan is not sure how to tell her without scaring her. To Binchō-tan's relief, it flies away before Kunugi-tan notices. The next day, Binchō-tan sends a letter to Kunugi-tan. Chiku-tan goes out to sell medicine on the street. She is having little success when Ren-tan arrives and shows her to a place that is better for business. She sells all of her wares and buys Ren-tan dango as a thank you gift. While they are eating it, the encounter Aroe, who is dizzy from lack of water again.