He and she were unrelated people, but God allowed them to meet and fall in love.
Lively and cheerful like her, calm and calm like him, they are a perfect couple. But she is human and he is not. Born from two races, they were destined to be together, so he left him and decisively left her. She cried and she was sad, but she couldn't get his smile back, because he had left him.
She learned to forget and let go, but found that she could no longer forget him. After he left, he went to see her, and when he saw her soulless look, he realized that his heart ached. He had already cared about her forever, and at that moment the mystery of her life experience was solved...