SEE ALSO: Lee Dong Wook, Lee Da Hae, Jewelry's Yewon, VIXX's N & more to star in new weekend drama 'Hotel King'

According to MBC reps on the 26th, the cast and staff attended the three-hour hotel service training session at Lotte Hotel at Sogongdong, Seoul earlier this month. There they learned the proper rules, posture, and speech for hotel service from the managers of Lotte Hotel. During the smile training session, Lee Dong Wook and Lee Da Hae placed their hands next to each other and looked into each other's eyes, giving off a romantic vibe.��

'Hotel King' portrays the story of an heiress, who lives a sheltered life like a princess but a catastrophe pushes her to do all she can to protect her hotel. She and the general manager of the hotel, who appears cold on the outside but carries emotional baggage, fall in love. Lee Dong Wook will play the role of the hotel's general manager Cha Jae Wan and Lee Da Hae will play the role of hotel heiress Ah Mo Nae.

'Hotel King' will premiere on March 29!