Aggretsuko: We Wish You a Metal Christmas (2018)

Aggretsuko is an anime series I quite like based on a Sanrio character. Yes, that's the Hello Kitty company, but with this character they are shifting their target consumer fairly significantly - from young girls to adult women dissatisfied with the modern world. The lead character, a red panda named Retsuko, has a boring job with a chauvinist jerk for a boss, annoying co-workers, and no romantic prospects, so she releases her rage at the world through singing death metal at a karaoke bar. This Christmas special is an extra-long episode that doubles as an epilogue for the first season, so I'm not sure how enjoyable it would be to watch without that context. The main plots of the special are Retsuko's attempt to seek validation by becoming popular on social media and her coworker Haida's continuing crush on her. At the beginning of the special is a missing scene from the end of the prior episode that reveals that Haida did ask Retsuko out, but she turned him down, ...