Don't Cry Anymore(2010)

泣かないと決めた日

Tsunoda Miki is a graduate of a second-rate university who manages to find a job at a top-notch company. But after a minor mistake, she becomes the subject of serious bullying by her superiors and other co-workers. Ultimately, she chooses to endure the harassment, not wanting to simply run away from it. --Tokyograph