LONG realizes that the suspect’s next target is his sister CHI CHING. He tries to call her but he cannot get hold of her at all. LONG utilizes his extrasensory ability to find the hiding place of the suspect. Everybody arrive to discover that CHI CHING is trapped inside the house and the suspect wants to commit suicide with her. YEE is very nervous and rushes out to protect CHI CHING. CHI CHING goes to the elderly center to do voluntary works and she meets LAN. LAN pretends that she is suffering from dementia to check out the true colours of CHI CHING. LONG helps SIU FUNG to investigate a missing case of the old man CHOI and they discover the dead body of CHOI at the hill right above a war game playground. LAN asks YEE for a blind date with CHI CHING. YEE doesn’t know who he’s going to meet so he asks WAN to pretend to be his girlfriend. CHI CHING is shocked to see them together and she leaves angrily……