
A police detective who loses everything to a criminal organization seeks payback when he gains special abilities through biotechnology.






After suffering a tragedy at the hands of a violent criminal group, a blind Kang Ki Bum receives an operation for a special new pair of eyes.
On a team mission at the ARGOS leader's wedding, Ki Bum runs into someone who haunts his memories. Hwang Deuk Goo is tired of playing underling.
While ARGOS leadership engages in a power struggle, Ki Bum wonders about the origins of a dangerous device retrieved from a dead man's head.
Ki Bum's disobedience comes with consequences. When Deuk Goo unleashes chaos at a jazz club, Lee Kwang Chul faces a chilling situation.
Left with no one to trust, Choi Ye Won realizes she needs protection. An alarming package leads the team toward a horrific ARGOS hideout.
After planting a listening device, Ki Bum makes an unexpected discovery. Han Tae Woong recalls the tragedy that brought him to RUGAL.
A high-level RUGAL employee is kidnapped. Song Mi Na sets out to bring him back, but soon comes across trouble of her own.
Ki Bum finds himself trapped. While trying to pinpoint his whereabouts, the team ends up at a crowded park — and witnesses a scene of terror.
Across the city, dead bodies crop up wearing signs that accuse Ki Bum of murder. Tae Woong delivers an ARGOS boss to the police.
Ki Bum loses control of his eyes, which have taken on a life of their own. Deuk Goo shocks RUGAL when he delivers a sinister message.
With a bus full of civilian hostages on the line, Ki Bum knows he must face Deuk Goo alone. Bong Man Chul grapples with an ultimatum.
The RUGAL team rise to fame as masked heroes against ARGOS, which has become public enemy No. 1. Deuk Goo makes an unanticipated move.
Needing answers from Deuk Goo, Ki Bum frees him from the police. A tragedy leads to revelations of secrets that Choi Geun Chul has been keeping.
Ki Bum resists when his eyes begin directing him to kill indiscriminately, and looks for access to a video of RUGAL's beginnings.
Soon after Ki Bum wakes up with no memories, a worrying turn of events threatens the team. Meanwhile, Ye Won witnesses Deuk goo's fearsome power.
Tae Woong learns the whole truth in a painful confrontation with Geun Chul. Ki Bum vows to put an end to Deuk Goo once and for all.