Young Dal gets in trouble with Ki Chan's enemies, and finds himself caught up against Watanabe. Dong Soo learns more about Go Bok Tae's gangster past that might be tied to his own.
Where to Watch Episode 4
Cast of Episode 4
Lee Beom-sooJang Dong-soo
Kim Jae-joongHeo Young-dal / Jang Dong-chul
Yim Si-wanYoon Yang-ha / Jang Dong-woo
Oh Yeon-sooHwang Shin-hye
Baek Jin-heeOh Jung-hee
Park Ji-yeonSung Yoo-jin
Kim Byeong-okKo Bok-tae
Kim Hye-eunKim Ok-kyung
Hong Seok-cheonMan-kang
Kim Ji-youngOh Jung-hee's grandmother
Park Hyo-juKang Jin
Jung Ji-yoonKang Hyun-mi
Noh Young-hakJang Dong-soo (young)
Kim So-hyunHwang Shin-hye (young)
Kim Byeong-giYoon Tae-jun
Oh Soon-taeWan Bae
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