One is Lan Ruo, a girl who is willing to sacrifice herself for love.
One is Ji Yezi who is willing to do anything for her;
One is Sun Yuexin who just accepts the good things others do to him.
One is Gu Tingyu, who seems to be unruly and willful.
What are the inextricable connections between them? Is Ji Yezi's devotion to Lan Ruo love or a hidden secret?
When the truth hits you, when the positions are reversed, how will everything change?
Where should they go from here...