Shen Luo and Xiao Chengnian had known each other for many years, but they accidentally became addicted to drugs. They thought they were going to a drug rehabilitation center, but their lives were framed.
They agreed to separate in winter, but unexpectedly they left again in late autumn.
"I will send you gardenias every autumn, okay?"
"How I wish I could spend the winter with you. If I could, I would never be the wrong person."
"You're all I have."
Idea: They met in winter, but her boy left her forever in late autumn.