Chiyoko Kubota once cherished hot chocolate, especially when her chocolatier father would create it to ease her fears after a nightmare. However, her beloved father vanished without a trace years ago, leaving behind only painful memories.
Now, after two decades, Chiyoko cannot bear the taste of chocolate, as it reminds her of her tragic past. But when a stranger reopens her father's store and offers chocolates that taste just like his, Chiyoko wonders if she is connected to her father's mysterious disappearance.
As Chiyoko embarks on a journey to uncover the truth, she learns the importance of moving forward, rediscovering old joys, and the power of family ties.