KUALA LUMPUR, Aug. 6 -- Taiwanese stars Joseph Chang and Alyssa Chia have been spotted filming a mystery project in the Malaysian capital this week.

A source told Malay Mail that the production was filming around the city centre on Monday with scenes shot outside a bar and a nearby mamak stall.

A large film crew and extensive production equipment were seen at the locations, while local authorities were also present to assist with traffic control.

The shoot attracted the attention of passers-by, who caught glimpses of the actors during filming.

Chang was seen dressed in an all-black outfit with short hair and visible tattoos, giving him a rugged appearance.

Chia later arrived on set in a black blazer, wide-leg trousers and heels, with...