Translation of "remorseless" into Indonesian

Police said they were “smug and remorseless” and when arrested “joked and rapped and sang.”

Polisi mengatakan bahwa mereka itu ”sangat mementingkan diri dan kejam” dan ketika ditangkap, mereka ”bergurau serta berbicara ’rap’ (semacam bahasa sandi mereka) dan menyanyi”.