A chance meeting on a train to Tokyo sends two girls named Nana on a collision course with destiny! Hachi's happiness with Nobu is slipping through her fingers as an unexpected complication with Takumi threatens to upend her entire life. And unlike her past romantic woes, the choice she makes now will change the lives of everyone around her. Hachi's happiness with Nobu is slipping through her fingers as an unexpected complication with Takumi threatens to upend her entire life. And unlike her past romantic woes, the choice she makes now will change the lives of everyone around her.