A young insect buff from Hokkaido captures a Papilio memnon butterfly, which is not supposed to be present in that area. The larva of a Papilio memnon sticks to someone in Nagasaki and sets out on a journey to the east. As the larva travels to Hagi, Hiroshima, Kyoto, Osaka, Hong Kong, Yokohama, and Tokyo, various loves and human dramas unfold.
Directors: Kazuo Kuroki. AKA Silence Has No Wings / とべない沈黙
Writers: Hisaya Iwasa, Kazuo Kuroki, Yasuo Matsukawa.
Stars: Mariko Kaga, Hiroyuki Nagato, Shôichi Ozawa, Fumio Watanabe, Kyû Sazanka, Minoru Hiranaka, Rokkô Toura, Toshie Kimura, Yukio Ninagawa, Masahiko Naruse, Hôsei Komatsu, Hiroshi Mizushima, Kunie Tanaka, Takeshi Kusaka, Akira Tachioka, Sumiko Sakamoto.