Gu Jingxiu, a cold and aloof CEO, encounters a little girl on the street, covered in bruises and unable even to remember her own name. A DNA test astonishingly confirms that she is his biological daughter, Gu Lulu. A domineering Demon God father who is terrible at comforting children and has a heart of ice meets an innocent, rebellious little bundle of joy, and their chaotic life together begins. As Lulu repeatedly calms his out-of-control emotions, he discovers that she is no ordinary child but a tree spirit who carries the emotions of the world. Her premature transformation into human form is unexpectedly connected to a strike of his palm in his previous life. Old grudges, vengeful spirits, and the karmic laws of Heaven gradually come to light. This long-awaited father and daughter must protect each other through laughter and danger. Can the Demon God finally let go of his hatred, and will Lulu be able to grow up safely?