Hana, a nineteen-year-old college student, falls in love with a man only for him to reveal his secret; he is a Wolf Man. Eventually the couple bear two children together; a son and daughter they name Ame and Yuki who both inherit the ability to transform into wolves from their father. When the man Hana fell in love with suddenly dies, she makes the decision to move to a rural town isolated from society to continue raising the children in protection.

In the latter part of World War II, a boy and his sister, orphaned when their mother is killed in the firebombing of Tokyo, are left to survive on their own in what remains of civilian life in Japan. The plot follows this boy and his sister as they do their best to survive in the Japanese countryside, battling hunger, prejudice, and pride in their own quiet, personal battle.