Inexperienced Heart, Going Deeper

Shirayuki meets Kiharu, a young girl who comes to the castle with her pet bird Popo to ask Zen to help protect the birds of Popo's species of her home island who are threatened by local poaching. However, there is nothing Zen can do for Kiharu's cause unless the birds can prove themselves useful for Clarines' society, until Shirayuki comes with an idea.