Anonymous Signal

• Crime
• Action & Adventure
• Drama

• 30 Episodes
• 1 Seasons
• cn

• star8.0/ 10

Former friends Kwok Pak-fei, Keung Hei-man, and Lau Lik reunite years after a botched operation led to a tragic death and estrangement. Now, a gruesome murder case tied to a human trafficking ring forces them to work together. As they investigate, mysterious messages appear with clues about the crimes, hinting at knowledge from the future. Together, they form a special unit, ASIB, to decode these messages and solve the chilling case.