"Kimi ni shika kikoenai" is a Japanese novel written by Otsuichi. The story follows a high school girl named Aya who has a unique ability to hear the thoughts of others. However, she struggles with this power as it becomes overwhelming and isolating. One day, she hears the voice of a boy named Yuichi who is contemplating suicide. Aya becomes determined to save him and forms a deep connection with him. As they navigate their own personal struggles, they find solace in each other's company and learn to overcome their inner demons.