Episode 12 S01 E12

Hwang Jung-eum (as Kim Hye-jin) Park Seo-jun (as Ji Sung-joon) Choi Si-won (as Kim Shin-hyuk) Go Joon-hee (as Min Ha-ri) Shin Dong-mi (as Cha Joo-young) Ahn Se-ha (as Kim Poong-ho) Kang Soo Jin (as Joo A-reum) Shin Hye-sun (as Han Sul) Park Yu-hwan (as Kim Joon-woo) Cha Jung-won (as Jung Sun-min) Bae Min-jung (as Lee Kyung) Lim Se-joo (as Eun-young) Hwang Seok-jeong (as Kim Ra-ra) Yang Han-yeol (as Ji Sung-joon (Young)) Jung Da-bin (as Kim Hye-jin (Young)) Park Choong-seon (as Kim Jung-sup) Lee Il-hwa (as Han Jung-hye) Kim Ha-kyoon (as Bu Joong-man) Cho Chang-geun (as Kwang-hee) Min Ha-ram (as Lee Seul-bi) Jung Heon (as Se-hoon)

workplace misunderstanding makeover childhood friends lying office romance charming secret quirky swoonworthy