It is about Johnny, an aspiring young man from ordinary poverty, who studies hotel management and is determined to go to Hai Yin Hotel (with Shanghai as the background) and wants to start his own business.

During her internship, she met the tap dancing girl played by Niu and fell in love. At the same time, Zhang Ben, a difficult Korean girl, came to the hotel as an intern, but unexpectedly became the housekeeper of the Korean girl and helped her finally get the inheritance right of Korean enterprises. After going through all kinds of hardships, the girl found out that Zhang had betrayed her at the crucial moment, and the girl returned to Korea sadly. Niu also left his hotel because he wanted to solve the mystery of his life, and lawyer Cao had been silently accompanying him. Finally, Zhang returned to the original point and became a trainee hotel housekeeper, but everything converged on the last day. . .