Stills from MBC’s upcoming TV drama “W” were released Wednesday.

Actress Han Hyo-joo is shown about to cry after slapping actor Lee Jong-suk, while Lee seems calm in the photos.

Stills from MBC' upcoming drama "W" (Chorookbaem Media)

Han will portray a thoracic surgery resident, and Lee is a rich man who owns a venture business in the romantic suspense drama.

Kicking off July 20, the drama series will broadcast Wednesdays and Thursdays at 10 p.m.

By Kim Soo-hyang (shkim@heraldcorp.com)