Season 1

In-a demotes Ki-jun as she becomes the new Director of the Audit Office at HAEMU GROUP.

Ki-jun's first case takes a dark turn and escalates into a sudden raid.

With incriminating evidence in hand, Ki-jun plots his revenge against In-a.

Things get complicated as Ki-jun and In-a go on a business trip together.

An unspoken tension takes a toll on In-a and Ki-jun's professional relationship.

Ki-jun and In-a join forces to investigate a suspicious accident.

An anonymous report regarding Jae-yeol comes to light.

Ki-jun uncovers the truth about Jae-yeol and In-a's past.

Ki-jun and In-a begin an under-the-radar office romance.

As In-a's past comes back to haunt her, Ki-jun steps in to protect her.

Ki-jun finds himself dragged back into a previous investigation.