Jo Sung Hee said, ŌĆ£We had better communication for Space Sweepers. Maybe because we have kept in touch until our reunion.ŌĆØ He added, ŌĆ£Song Joong Ki has remained the same always. He has a bright and friendly personality, and gets along with people.ŌĆØ. The director confessed that he wanted to reveal warmth from Song Joong KiŌĆÖs character because it was what he saw in the actorŌĆÖs heart. Source (1)
