An atmospheric high school love story with a science fiction plot full of twists and turns. (And dont missthe light novel, also from Seven Seas!)

Naomi is a shy teenage boy living an ordinary life until the day a mysterious man appearshimself, ten years in the future. Future Naomi brings a dire warning: Naomis soon-to-be girlfriend Ruri will be in a tragic accident not long after they start dating. Can they change the past and build a better futureor is there something more to Naomis mission than saving one girls life?