The water maze is a place with a romantic legend. According to legend, lovers stand at opposite ends of the water maze. If they can step on the stone slabs and successfully pass through the water maze and come together without falling into the pool, the two people are destined to meet and they are also destined lovers.
Xiao Muyun made an agreement with Shun De, his childhood playmate in the orphanage, to be together. After eight years of separation, the search for Shun De began.
At the beginning of school, she had a perfect encounter with the idol group "Haito Rain". Unexpectedly, De discovered that Shun, De's childhood playmate, might be one of the members. Who is Shun and who is Mu Yun's destined lover?