JYJ's Park Yoochun, who is still mourning over the tragedy of his father's death, has returned to his scheduled work.

Officials expected his return by March 19th at the earliest, But Yoochun returned to the set of his new SBS drama "Rooftop Prince" on March 17, two days earlier than expected. Despite his haggard appearance, Park went around and greeted all of the actors and staff members on set. Co-stars Han Ji Min, Lee Tae Sung and Jung Yu Mi were seen offering their condolences to the actor once again.

The drama's director, Shin Yoon Seob, also had a conversation with Yoochun before filming began, making sure to thank him for an early return despite his circumstances.

"Rooftop Prince" is set to premiere on March 21.