Synopsis

The letter from the future spoke of a shared sorrow – the regret of not being able to mark Kakeru’s birthday. Consequently, Naho, in her high school years, and their friends relentlessly questioned him about his desires in the months leading up to the occasion. Meanwhile, Naho, now twenty-six, and the same group gathered at Kakeru's grandmother's house, fulfilling a promise made long ago to celebrate his birthday in his memory.