(LEAD) In new drama series, confusion over name twins leads to turmoil

(ATTN: CORRECTS name in 4th para from bottom; ADDS photos)By Park Sojung

SEOUL, April 22 (Yonhap) -- In the upcoming drama "Oh Hae-young Again," two women with the same name lead vastly different lives. The seemingly perfect Oh Hae-young, who is dec