Plot: Hyung Joon enlists the help of Hee Bin to get a message to Si Ohn, because only Hee Bin can hear him. Si Ohn finds a new lead that can help her recover her lost memories
Cast
So I-hyeonYang Shi-ohnSo I-hyeon was 28 in Who Are You? - Season 1 - Episode 7 (Episode 7).
Birthday: Tue, Aug 28 1984
Ok Taec-yeonCha Gun-wooOk Taec-yeon was 24 in Who Are You? - Season 1 - Episode 7 (Episode 7).
Birthday: Tue, Dec 27 1988
Kim Jae-uckLee Hyung-joonKim Jae-uck was 30 in Who Are You? - Season 1 - Episode 7 (Episode 7).
Birthday: Sat, Apr 02 1983
Kim Chang-wanChoi Moon-shikKim Chang-wan was 59 in Who Are You? - Season 1 - Episode 7 (Episode 7).
Birthday: Mon, Feb 22 1954
Kim Ye-wonJang Hee-binKim Ye-won was 25 in Who Are You? - Season 1 - Episode 7 (Episode 7).
Birthday: Fri, Dec 11 1987
Noh Young-hakIm Sung-chanNoh Young-hak was 20 in Who Are You? - Season 1 - Episode 7 (Episode 7).
Birthday: Thu, Apr 01 1993