Whether she confronts sexist comments from her supervisor or feels pressure from condescending teammates, stress is simply part of the routine for 25‑year‑old red panda Retsuko. Though she is among the most hardworking staff at her firm, her small stature and humility frequently make her a target for exploitation by coworkers. Yet when her frustration reaches its breaking point, Retsuko unleashes a distinctive release: blasting death‑metal karaoke that mocks the foolishness and hypocrisy of her colleagues" conduct and corporate life. Although this catharsis occurs only in her imagination, it provides a means to defuse her anger in a society ruled by hierarchy and appearances.