Anonymous Signal Episode 23

Pak Fei and Hey Man return to the location where the suspect disappeared. They find an important clue. After testing, it is confirmed to have something to do with Sacabia. Chun Long and Ka Lei go to the Sacabian settlement to launch an investigation. They unexpectedly find traces of the suspect. Both sides start a gunfight. The suspect uses a woman at the scene as a shield. That woman is, in fact, Hon Fung, who is Chun Long’s old acquaintance. Pak Fei and Hey Man receive a Sudoku puzzle from Julie. After solving it, they find out the suspect wants to go after police officer Pang Hoi Fat. However, they see a seriously injured Hoi Fat lying on the ground as they hurriedly reach the scene. Pak Fei and Hey Man engage the suspect in a gunfight without knowing a mysterious sniper is aiming at the two of them. The suspect goes to the hospital to kill Hoi Fat. Chun Long rushes to the scene and nearly catches the suspect. But a mysterious driver abruptly intervenes. (Source: fairchildtv.com)