Tao Xi grew up in an environment with loving parents and a happy family. Until she was seventeen years old, her father was diagnosed with terminal liver cancer and her mother collapsed. The girl's world suddenly darkened. Until she met Liang Jin, he gave her a starry sky and made her live again. He said: "Taotao, if the sky does not fall, I will not leave, so don't be disappointed in yourself and this world." But then the girl lived a hopeful life in this world, but the boy never appeared in her life again...