Baek Jin-hee

(Ep. 6, voice only)

Lee Roo-da

Lee Ji-woo

Jwa Yoon-yi (29 years old), Chi-won's secretary who is skilled in assisting and supporting her superiors. She is quick to adapt and knows how to get by in any situation.

Ra Bong-hee

Geum Sa-wol Kal So-won as young Sa-wol

Han Yeol-moo Park Si-eun as young Han Yeol-moo

Oh Jung-hee

Tanashiri, daughter of Yeon Chul

Jung Mong-hyun The youngest of Byung-hoo and Shim-deok's three children. She initially dates wealthy playboy Hyun-tae merely to satisfy her mother's desire for her to marry into a chaebol family but they eventually fall in love and get married. Her kind nature and simple lifestyle contrast starkly with that of her sophisticated and often aloof sisters-in-law.

Lee Hye-ryung, who is searching for her brother Lee Chi. Lee Chi's been missing for some time, so when Woo-chi takes on his identity, Hye-ryung thinks she's found her long-lost oppa after all this time. Now he has to keep her fooled and thinking that he's her brother, when he's really not.

Go Eun-jung