Praktikum - Der Film (2018)

After a lot of negative responses, the female protagonist finally makes it to get a job as an intern. But after a while working at this weird company, she finds out the criminal site of it. Instead of going away, the manager teaches her how to be criminal herself and so she accidentally gets into a bank robbery. After she escaped the aggressive security and brought home a lot of money, the manager starts to like her and treats her with a cake when she leaves the company. But this cake was not a good one - unfortunately the protagonist didn't find out that the company kills all of her old interns after they worked for them.