She was the captain of the criminal investigation team, and she focused on him while investigating the serial murder case.
He was an undercover agent who had been hiding for three years, and she regarded him as the core of the criminal group.
In the first fight, she cuffed his wrists, but he kissed her in the dark: "Don't make any noise, there is surveillance."
Later, before she was shot and fell into coma, she heard him shouting through the intercom tremblingly: "Are the backups here? My wife can't hold on any longer!"
The whole team was silent for three seconds, and the captain roared: "You're a fucking undercover guy and you still have time to fall in love?!"