Masatsugu Shinozaki

The unexpected death of Fujishima Motoharu, president of a medium-sized firm, triggers a fierce battle over his estate inheritance among family members.

A recently divorced writer is reunited with the ghosts of his parents who died when he was a boy. However, every time he sees them he loses more life energy. Now, he must choose between starting a new life or staying forever in the past.

During the winter in Toyama in 1962, Tatsuo Mizushima is fretting about his feelings for his classmate Eiko Tsujisawa while agonizing about his upcoming high school examinations. When he was little, he and Eiko had heard that in April of a year when the winter has been very harsh, any couple finding fireflies together needs to get married. However, his family's situation does not allow Tatsuo to continue his worrying about such things for very much longer.