Zhao Donglai was involved in a tens of billions case and was about to become a scapegoat.
In a desperate situation, he intercepted important documents, used them as a proxy, and volunteered to become a secret secretary.
He is a thoughtful, daring, and lonely hero who walks on the edge.
His photographic memory + top-level logical reasoning ability.
The ultimate tension of undercover Infernal Affairs;
The refreshing feeling of breaking through the situation through IQ crushing, reversal and reversal;
