Escape From Grease Factory

You work for the packaging department of your company and you have been asked to work overtime to finish the packaging work as per the demand of your client. You stay back after regular work time and continue working. After few hours of work you finish the job and you decide to leave but then you realize that your coworkers have locked you inside the factory and they have left. You are very tired and you definitely want to go home to take rest before coming back to work next day. However, you will have to escape from the factory before you can go home.