Kim Ga-eun

Lee Ong-ju

Kang Da-eul

Ban Ho-woo, Ye-sool's cousin

Royal Consort So-yong Tae

Seo Na-ri, the deputy of the planning team.

Lee Hyun-joo

Son Ye-rim

Is the financial manager of the department with a direct personality that is always "challenging" Seungri

Lee Yeon-seo Lee Do-yeon as child Yeon-seo

Yang Ho-rang, a school friend of Ji-ho who is a hostess at a restaurant/bar and dreams of becoming a wife and mother.

Gye Sul-im

Moon So-jin

Park Song-ah

Min Deul-re Ahn Seo-hyun as young Deul-re

Im Je-mi

Go Sung-bin, Soo-ha's classmate

Kim Sal-goo

Lee Ha-young, Kang-hoon's sister

Ga-young

Pi Jung Ah

Wang Mi-hye