A shark that became the ultimate predator at the top of the food chain.
Is it satisfied with its life?
In the deep blue sea it has no rivals.
But it cannot sleep, it roams the sea, alone all its life.
This drama is about a man who lived with one purpose in mind: revenge.
Han Yi-soo works his way up to the top so that he can extract vengeance.
Along the way, he even has to turn against the woman he loves.
All that matters is avenging his family.
He falls into an Oedipal predicament while uncovering the hideous truth behind his family.
Cho Hae-woo, a woman who gets caught in a tragic love triangle.
The characters get tangled in a web of deceit, betrayal and sorrow.
Oh Joon-young who learns of his wife's betrayal.
He battles anger and hatred to save his marriage.
He stands in the way of Han Yi-soo in order to achieve his own goals.
Their lives collide and it opens the door to greater sorrow, pain and empathy.
The three are brought together by a cruel twist of fate.
They hover around the fine line that separates good, evil, truth and lies.
Although they battle to uncover the truth, nothing is what it seems.
And they fall into an abyss of confusion and chaos.
All of them will be pushed to a crossroads where they must make an impossible choice.