The police arson squad are on their way to a restaurant and shisha lounge in Morley after a fire broke out at the popular venue.
Firefighters were called to the Walter Road restaurant about 3am, after police responded to reports of active alarms sounding from the business.
Five fire crews arrived to find the double storey restaurant full of smoke and it took them about 20 minutes to bring the blaze under control.
Witnesses described seeing plumes of smoke rising from the shisha bar, but no flames.
Fire investigators were unable to determine the cause of the fire and requested the arson squad to attend, with the area now cordoned off.
Western Power staff will also visit the scene of the fire.
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