A memorial service for Fei Ke (played by Jing Boran) is held. Female reporter He Shan (played by Zhou Yiran) and five strangers are invited. They all have unknown pasts with Fei Ke, but they find that the Fei Ke they know is not the same person. Who is Fei Ke? Everyone starts to look back and gradually uncovers the truth about Fei Ke...