Kenichi Uhara, a newlywed, embarks on a business trip to Kanazawa, leaving his wife Teiko alone in Tokyo. Despite being expected to return on schedule, Kenichi fails to show up, and no one knows what happened to him. As Teiko searches for answers, she discovers she knows little about her husband's life, including his friends and colleagues in Kanazawa.
Zero no shôten
As Teiko's husband vanishes on a business trip, she uncovers a cryptic trail of postcards hidden within a book, leading her on a suspenseful journey to unravel the truth behind his disappearance.