The drama in question is titled 'Rich Man, Poor Woman', a series which aired from July through September in 2012 about a young, rich businessman and a female college student who struggles to find employment. 

According to the production company of the Korean remake of 'Rich Man, Poor Woman', actress Ha Yeon Soo is in talks to star as the female lead. Meanwhile, Suho was also recently cast as the lead male in an upcoming film, 'Female Middle Schooler A'. 

Stay tuned for updates.