She was originally a trumpet creeper, and all she wanted was to see the world in the sky. The little oak tree beside her said, "I'll take you there." So the trumpet creeper climbed onto the oak. To fulfill her wish, the oak tree grew with all his might, rising until he towered into the clouds. With him to climb on, she made her way into the heavens.
After spending a long time there, however, she suddenly wanted to experience the joys and sorrows of mortal life and feel the love of the human world. She was reincarnated as a human, while the oak tree kept part of his immortal form so he would never forget her. He went to find her in her next life and protect her.
In the mortal world, she no longer remembered him and affectionately called him Master. He watched over her in silence, unable to express the love in his heart. Before long, she fell in love with a boy named Hong Chen from another dimension. Whenever the dimensions fell into disarray, the boy could meet her. But by the time they met again, he had already forgotten her. All his memories of their previous meeting had been erased, while every memory remained vivid and complete in her mind, etched into her heart. At last, she could no longer bear to stay in the village where she and her Master lived, and set off to find the boy she loved...