 She then returned to television, starring with Yoon Kye-sang in "My 19 Year Old Sister-in-Law".Her last project would be "That Summer's Typhoon" with Han Ye-seul, which didn't do well in the ratings in 2005.On February 10, 2007, Jeong was found hanged with a bath towel in the bathroom of her boyfriend's house in Samseong-dong, Gangnam District, southern Seoul.