Despite being filled with enthusiasm and eagerness towards his new job, Sunwoo faced stern reprimands due to his constant errors. Matters escalated when he accidentally spilled soju all over his boss, Manager Kang, one evening. Sunwoo was shocked when he saw Manager Kang turning red and growing cat ears on his head. He soon learned his boss's secret and their professional bond transformed into an erotic affair where Manager Kang writhed in pleasure, captivating Sunwoo.