Night Tang Chasing the Sky

Lu Wantang infiltrates the intelligence agency to gather information and becomes Director Gu Chengxiao's secretary. While they gradually fall for each other through mutual testing, Lu Wantang harbors deep resentment toward Gu Chengxiao's special identity. As events unfold, Lu Wantang discovers that Gu Chengxiao is actually an insider with the codename 'Night Eagle'. The two then team up to fight against the enemy forces, facing betrayal, misunderstanding, and life-or-death trials along the way.