Aggretsuko (season 3)

It tells the story of 25-year-old Retsuko, a red Panda who works in the accounting Department of a trading firm in Tokyo. Under the weight of her own anxieties, as well as endless terror from terrible bosses, attacks from a grumpy mother, and a lack of privacy, Retsuko finds a way to vent negative emotions by visiting a karaoke bar with music in the style of death metal.