Secrets. Some are best hidden from the world and from other people. Although, the more secrets that build up, the angrier a person may get.

A boy meets a spirit in a forest and she guides him home and they would never meet again. That's what she thought. Many years later the boy enters the forest again looking for her. When he finally sees her and catches up to her, she asks why did he come back. Then he tells her what he's been thinking about her all these years...