A mysterious man is found on a beach in Banda Aceh, Indonesia. Takako is a Japanese national working in Indonesia on a disaster recovery mission, and together with her son Takashi and his cousin Sachiko from Tokyo, take in this man who seems to understand some Japanese. They name him Laut, the Indonesian word for “ocean.” Takashi’s classmate Chris and his friend Ilma, an aspiring journalist, join Takashi and Sachiko, and the four form a friendship. Meanwhile, Laut begins to perform miracles which result in some incidents and rouse suspicion, causing people to wonder who this mysterious man really is…