Three police officers were on Tuesday arrested after demanding Sh100,000 bribe from two university students.
The students from the Jomo Kenyatta University of Agriculture and Technology and Daystar University were at the T-M all's entrance from having lunch near the mall when they were confronted
The students denied claims that they had been arrested over bhang possession.
They said one of them was then bundled into a white Toyota Vitz while the other was taken into a Silver Toyota Premio, which had three occupants.
One was dressed in full jungle uniform and two others in civilian clothes.
Police said the two were held in the said vehicles for more than four hours.
According to the police and the victims, they were forced to call their parents and send Sh100,000 each to secure their release or be taken into custody.
One of the victims contacted his mother who rescued him. She was asked to hand over Sh100,000 to secure her son's release.
She refused to board the police vehicle and went to a mall to withdraw cash.
At the mall, she spotted officers on patrol and reported the matter, prompting police officers to take action.
The officers rushed to where the two motor vehicles were parked and managed to arrest two suspects who were in the Vitz and rescued the student.
The other student was forced to withdraw Sh10,000 he had received from his father from a nearby M-Pesa shop in addition to Sh10,000 he already had before he was released.
Four other occupants who were in the Premio managed to escape upon seeing the police.
"I had been assaulted by the suspects, " one of the students said.
During the operation, a military smoke jacket, a reflector jacket, and a radio set gadget, make Simoco were recovered.
Police said the officers were detained at Langata police station pending their arraignment.
Nairobi regional police commander Adamson Bungei said they are looking for the other people who escaped the scene.
“It is an isolated case and should not be used to judge the service. We are handling it,” he said.