An instant bestseller when it was first published in Japan, Train Man became a multimedia sensation, generating a smash-hit TV series, a blockbuster film, and multiple manga series. Now here's the novel that started it all.

Boy-bashful and not overly brave-defends girl from obnoxious drunk on a Tokyo train. Girl sends boy a thank-you pair of pricey Hermes teacups. Boy's a geek and doesn't know what to do next. End of story for most nerds-but this one turns to the world's largest online message board and asks for help, so for him it's just the beginning. This matchless love...