Luo Xi Yu and He Lan, both from broken families, find understanding and companionship in each other at school. To protect Luo Xi Yu, He Lan is forced to drop out. For the next twelve years, He Lan silently watches over Luo Xi Yu from the shadows, witnessing her journey as she becomes an accomplished dancer.

However, their fates are destined to remain intertwined. When Luo Xi Yu and He Lan meet again, Luo Xi Yu repeatedly encounters unexpected disasters, trapping the two in one cycle after another. He Lan finally comes to terms with reality and stops running away. Holding tightly to Luo Xi Yu's hand, he faces a new beginning together with her...