The film shares similarities with “Tron” (1982), centering on “Cheuk Ka-chun” (Aarok Kwok) who unexpectedly becomes the head of a software security firm that’s being exploited for massive money laundering schemes. Through advanced techniques like firewall circumvention and hidden programs, vast sums of Hong Kong dollars are stolen from banks while they're simultaneously under attack. When $800k mysteriously appears i…