When Liam Manoban finally graduated on his course as Criminology he finally got the job immediately because of his record on his school as a Top 1 on his activities and Magna Cumlaude . Jennie Kim who works in Seoul Police Station as Lieutenant together with his Brother Jisoo who works also there as Detective . When Jisoo assign Liam to be Jennie's partner because jisoo can feel it that they will catch the Suspect easily. But is there any chances that Jennie will Fall inlove with Liam ? Lot of guys try to win's Jennie's heart but no one ever achieve it.