Sinopsis dan Bocoran Ending The Exchange Letter (2016)

Mariko Okano’s boyfriend Junichi Nagata leaves suddenly to become a volunteer teacher in a remote country. Mariko and Junichi’s families are both left wondering why he departed so quickly, without discussing his plans with them first. The next day, a woman’s charred body is discovered in a warehouse. The woman turns out to be Ayako Oshima, the mother of a student who was suspected of arson i...