ON Wednesday morning two weeks ago, Arisanto brought his motorbike abruptly to a stop as he crossed Jalan Asem Raya in Bekasi, West Java. At the time, he was traveling from Mustika Jaya towards Ciketing. The 26-year-old was stunned to see the two men in civilian clothing on two motorcycles waylaying a man and woman at the crossroads right in front of him. "I thought they were debt collectors," he said last week.

He said the man and his veiled woma