SEE ALSO: Actor Lee Jong Suk to star in upcoming tvN drama 'Seochodong'

The drama's rep told Star News on March 4, "Lee Jong Suk has recovered. He is working hard to carry on filming in the best condition... Lee Jong Suk entered his first filming on February 28. It went well without any difficulties. We think it will meet the expectations of the many [fans who are anticipating it]."

His agency Wellmade StarM also stated, "Lee Jong Suk has recovered his health and has returned to his work overseas. Through this production, he will show a different charm from what was shown on 'I Hear Your Voice'. As he's doing his best, it will be a good production. We ask for a lot of support."

Prior to his first filming, Lee Jong Suk previously attended the entrance ceremony for new students at Konkuk University's New Millennium Hall on February 26. Lee Jong Suk is currently an enrolled student of class 11 at the university. He departed to Hungary on the morning of the 4th to film on location for the drama.

'Doctor Stranger' stars Lee Jong Suk, Park Hae Jin, Jin Se Yeon, Kang So Ra, and more. It will follow the conclusion of drama 'God's Gift - 14 Days' in April.