Mamako Ino, an English teacher at Ryuuzan High School, is experiencing burnout at only 32 years old. Despite concerns about the effect on her future job opportunities, Mamako believes it's the perfect time to switch careers. Luckily, she meets Ebisawa Yasuo, a specialist in career transitions in Japan, who proposes an unexpected opportunity: for Mamako to become an occupational change agent. Thrilled at the chance to help others with their career transitions, Mamako eagerly embraces this new direction.