Mistress

Drama is about the scandalous lives of a group of four girlfriends - each on her own path to self-discovery as they brave the turbulent journey together. After Jan Se Yeon's husband died in an accident, she has lived with her daughter. She begins to receive phone calls and mysterious things take place around her. The drama series will revolve around 4 women including Jan Se Yeo, Kim Eun Soo, Han Jung Won, and Do Hwa Young.
(Source: Soompi)
~~ Remake of the British TV series "Mistresses" [2008].