Guest Stars Seo Ye Ji as Kyung Hee Kim Sun Young as Young Ae Heo Jung Do as Sung Hyun Park Shi Jin as Kyung Soo Park Jung Soo as 50-year old Kyung Hee Lee Ji Hyun as So Ran Jung Ho Geun as President Jo Sang Ki as Hyung In Yoon Bok In as Kyung Hee's Mother