A story in which Konomi, a fourth grader, comes to appreciate the importance of nature, animals, and family through her encounter with the mysterious landlady Zarame-san at the apartment building.

In an apartment that looks like a castella cake, secrets gradually come undone.

When a boy named Kaito Sakamoto transfers from Tokyo into Ryota's third-grade class, he looks almost exactly like Ryota. This short story traces the differences between the two boys and the wavering sense of inferiority a child can feel.

Meeting a lookalike transfer student slowly changes the way Ryota sees things.