The "slimming Rubik's Cube" takes losing weight as the table, self-tempering, facing the pressure of life as the center, and taking "learning" as the core concept, learning health knowledge, learning emotional handling skills, learning entertainment spirit, facing the pressure happily and self-tempering happily. All the contestants are fat girls, and they face different life and emotional pressures. They must overcome many difficulties and complete the process of challenging themselves under the high-pressure training of the "devil" coach.