4/5 stars "The beast cop is back" screams the advertising for Lee Sang-yong's The Roundup, the red-blooded, ultra-violent and riotously entertaining follow-up to 2017's The Outlaws. Ma Dong-seok, aka Don Lee, reprises his role as the aforementioned heavyweight law enforcer, who travels to Vietnam to extradite a petty criminal, only to pick up the trail of Son Suk-ku's ferocious killer..