The Subway sandwich shop on Victory Drive was robbed Thursday night.
It happened around 9:45 p.m.
Columbus police say a black male wearing a jacket with a brown hood entered the shop. He was wearing a black mask. The employee asked the man to remove the mask. He didn't and told the employee that he had 30 seconds to fill his bag with money.
The thief fled on foot.
The thief never showed a weapon or said that he had one.
Columbus police are investigating.