ON Monday evening last week, police officers surrounded a two-storey house at Alam Sutera's Sutera Renata Alba Utama complex. Some of them then strode purposefully up to the front door of the house. The rest stood guard at the front gate.

Although the officers had repeatedly knocked on the door, the house's occupants in Serpong's luxurious residential area in South Tangerang failed to respond. The officers, who had been watching the place since morni