Setting: In the countryside, on autumn
Character: Stanley, his parents, and mysterious girl
Conflict: Human vs. Human (Stanley vs. himself)
Climax: Stanley finally got out of his house and noticed that old him was wrong.
Irony: He thought it is happy that he had lived with artificial parents because they seemed forever lives, however lastly he notice it is not real happiness.
Symbol: Artificial parents express something unnatural, and desire that I can do everything by human power. The bird expresses freedom, therefore death.
Theme: There are no things that last forever.