From childhood sweethearts to being in a foreign country for many years without disturbing each other, the emotional boundaries between Gu Yicheng and Shu Han have always been blurred. Six years ago, because Shu Han left without saying goodbye, Gu Yicheng's misunderstanding of her deepened. Six years later, they met by chance. Shu Han, who originally wanted no more contact, was forced by Gu Yicheng to stay with him and could not escape.