Two boys meet by chance when both attempt to walk along the white line on the sidewalk. As they become drawn together and choose to walk side by side, how will their unchanging feelings co-exist within a world of changing realities?
Akira is now 32. He broke up with Yuuki and married Honoka in search of ordinary happiness but it didn't last long. One day, his sister brings a foreign husband to their parent's home and causes trouble. Akira confesses the feelings he has for Yuuki to his mother who refuses to accept his sister's husband. Akira begins to look for Yuuki but three years have passed...
