Ep. 3: Binchou-tan receives gifts and meets Chiku-tan while seeking employment on her birthday.

3

It is Binchou-tan's birthday, during which she receives presents from her friend Ubamega. She then travels to town to find work, but injures her knee along the way. There, she encounters Chiku-tan, who is also looking for a job and tends to Binchou-tan's wound. After both secure employment, they part ways. Later, Binchou-tan falls and spills her rice on the way home. Chiku-tan reappears to assist her in cleaning up the mess. She subsequently invites Binchou-tan to her house for a surprise birthday party. Throughout the day, Kunugi-tan is introduced, observing Binchou-tan with interest on multiple occasions.