The man's words immediately caused Ye Shikai to brace himself with full attention. Tomb Spirit Organization, who had infiltrated the heavily guarded Hong Kong biological laboratory five years ago to obtain secret documents. Their operation this time had already been known to the Hong Kong government beforehand, and the most elite troops of Hong Kong, the SAD Special Forces, were deployed to lie in ambush within the laboratory. An intense brawl broke out with the members of the Tomb Spirit Organization; in the end, despite losing two of their people, the organization managed to escape with the secret documents.