Japan, 1944. Trained for intelligence work, Hiroo Onoda, 22 years old, discovers a philosophy contrary to the official line: no suicide; stay alive whatever happens; the mission is more important than anything else. Sent to Lubang, a small island in the Philippines where the Americans are about to land, this role will be to wage a guerrilla war until the return of the Japanese troops. The Empire will surrender soon after; Onoda, 10,000 days later.

一个男人，因为癌症而失去发声的能力。人生跌至谷底后，他开始重新审视自己的过往。这一天，他得知女儿并非亲生的事实，起初男人对妻子充满了疑惑和愤恨，但不久后就变成了迷惘。男人心中满是苦闷，他渴望大声呐喊，无奈发不出半点声音。于是，他只能踏上一段孤独的寻爱之旅……
本片为与濑濑敬久并称为“粉红四天王”的佐野和宏阔别18年之久的大银幕之作。1997年，佐野导演罹患咽头癌而割除声带，由此放下导筒。在拍摄本片期间，他全靠纸笔和演职员交流。

Miyuki Asakawa tells her colleague Etsuko Yamagiwa that she has a ghost in her home. When Etsuko goes to Miyuki's home, there is only Miyuki's father there. Etsuko becomes worried about Miyuki's state of mind, and she takes Miyuki to the psychiatric hospital where her husband, Tatsuo, works. There, Miyuki receives a diagnosis that she lacks the concept of "family." Later, Etsuko tells Tatsuo that she is not comfortable with Dr. Jirō Makabe. Tatsuo introduced her to Dr. Makabe earlier at the hospital. Etsuko has a feeling of unease about her husband working with Dr. Makabe. One day, Etsuko hears Dr. Makabe state "I came to Earth to invade."

2017年电影《散步的侵略者》的番外篇连动日剧，由夏帆，染谷将太，东出昌大出演。