With "Xingyu International Hotel" as the core scene and around the opportunity of "Oolong Complaint", the encounter, acquaintance and love between the bottom-level intern Su Wanxing and the top-level boss Lu Chengyuan are connected in series. The story breaks the routine of "unilateral rescue by the boss". With Lu Chengyuan's "hidden support", Su Wanxing breaks through the workplace difficulties and achieves a counterattack from intern to management; Lu Chengyuan takes off his psychological armor and heals his insomnia and childhood trauma with Su Wanxing's "fireworks infiltration".
