KIU KAM FA, hypnotized by CHONG's lawyer - YEUNG, leadsthe group to believe that she is possessed by CHONG'sspirit. Everybody is fooled with the exception ofDetective PAO who plans to investigate. In the mean-time, CHONG's son, TING SIN, has turned schizophrenic andaltered personalities. He traps a member of the groupin the basement and proceeds to torture them. However,MON arrives, in the nick of time, to save the victims butis not quick enough to defuse a bomb planted by TING SIN.The explosion causes much damage to the room but luckilynobody is hurt. In the meantime, PAK FU YUNG disappearsand MON, fearing that TING SIN might harm her, locks TINGSIN in the basement. The film siren, LAM LAM, discovers aboat anchored near the island, everybody packs to leaveonly to discover that the boat malfunctions……