Noh Ji Wook is a prosecutor in the Central District Prosecutors’ Office who ends up switching professions to a private attorney. He harbors a trauma stemming from an event in his childhood involving his parents and his first love. Eun Bong Hee, a Taekwondo athlete in her youth, is a prosecutor trainee who has become a murder suspect. Eun Bong Hee and Noh Ji Wook both find themselves being the focus of a killer.
Episode 1
Eun Bong Hee seeks revenge on her cheating boyfriend, but her knight in shining armor turns out to be Noh Ji Wook, a prosecutor she earlier accused of being a pervert.
Episode 2
Bong Hee secures herself a legal internship, unaware that her instructor will be Ji Wook, who remembers her antics well.
Episode 3
The tables are turned when Bong Hee suddenly finds herself accused of murder. The situation only worsens when Ji Wook is made the case's prosecutor, his future dependent on her confession.
Episode 4
Ji Wook finds a bloody knife at the scene of the crime that could greatly affect the case. Bong Hee's murder trial begins.
Episode 5
Bong Hee tries to find Hee Joon's real murderer, but her only hint is a melody. Ji Wook has trouble adjusting to no longer being a prosecutor.
Episode 6
Bong Hee and Ji Wook take on opposing clients, but they realize they must work together when things go awry.
Episode 7
Bong Hee has a close encounter with the culprit. Ji Wook notices District Attorney Jang keeping an eye on Bong Hee.
Episode 8
Bong Hee searches for work while living at Ji Wook’s house. Ji Wook’s ex, Yoo Jung, comes back to town with a mission in her mind.
Episode 9
Bong Hee pretends to be Ji Wook's girlfriend in front of Yoo Jung. Ji Wook hands in his resignation letter.
Episode 10
Ji Wook sets up his own law firm and begins recruiting employees. Lawyer Ji’s backstory with Ji Wook is revealed.
Episode 11
Ji Wook quickly becomes frustrated with his newly-assembled team. The suspect of a murder and robbery case requests Bong Hee as his lawyer.
Episode 12
Bong Hee has a dangerous confrontation with District Attorney Jang. Jung Hyun Soo’s lack of an alibi creates difficulty for Ji Wook’s team.
Episode 13
Bong Hee struggles to reset her feelings for Ji Wook after being denied. Details of a past assault case arise concerning Jung Hyun Soo.
Episode 14
Ji Wook faces off with unreliable witnesses in the courtroom. Later, he answers a call that could change everything.
Episode 15
Ji Wook tries to find out more about Hyun Soo while keeping his team in the dark. Lawyer Ji's excitement for a special day is quickly dampened.
Episode 16
Hyun Soo begins to catch on to Ji Wook's suspicions. Bong Hee has trouble moving on from Ji Wook when he can't seem to leave her alone.
Episode 17
Go Chan Ho resorts to desperate measures to get away from Hyun Soo. Ji Wook comes to terms with his feelings, but is he too late?
Episode 18
Bong Hee decides to help lawyer Byun out with his "heroic" DUI case. District Attorney Jang asks Yoo Jung and Ji Hye to help him reinvestigate Hee Joon's murder.
Episode 19
Lawyer Ji receives a strange request from a client and is faced with a dilemma he can't consult his team on.
Episode 20
Bong Hee becomes determined to figure out the Park Sung Eun case, even if she has to forgo bathing. Ji Wook tells Bong Hee about his family’s past.
Episode 21
Ji Wook takes on a seemingly psychic client who has a vision that could affect more than just his case. Bong Hee and Ji Wook receive a new clue regarding Hee Joon’s murder.
Episode 22
A frightening realization comes crashing down on Bong Hee. So Jung Ha's predictions freak out the firm.
Episode 23
Bong Hee’s old friend calls her for help after she’s attacked. Ji Wook’s firm wants to continue investigating Jung Hyun Soo, but they need help.
Episode 24
Bong Hee and Ji Wook search for a witness or a weapon from Yeon Woo's attack. Social media-savvy Lawyer Ji then takes things into his own hands.
Episode 25
Chief Bang is rushed to the hospital, his fate unknown. Tensions rise at the firm as Ji Wook begins thinking about revenge.
Episode 26
The firm contemplates if fabricating evidence is their only option for having Hyun Soo arrested.
Episode 27
Hyun Soo is admitted to the hospital while still unconscious, therefore putting his arrest on hold. Ji Wook wonders who could have planted the bloody knife.
Episode 28
An arson case brings back painful memories of the past. Bong Hee and Ji Wook go out on an arcade date, but run into unexpected company.
Episode 29
Ji Wook is at a loss after seeing the photo on Bong Hee's nightstand, and he decides to delve deeper into the past.
Episode 30
Bong Hee notices Ji Wook's strange behavior as they investigate the arson case. Eun Hyuk goes to Yoo Jung for help.
Episode 31
Bong Hee breaks up with Ji Wook, but is left with nowhere to go. Ji Wook goes to see District Attorney Jang.
Episode 32
A child from Bong Hee's Taekwondo classes witnesses a murder, but claims he doesn't remember the killer's face.
Episode 33
Hyun Soo wakes up, but seemingly can't remember anything, which leaves Ji Wook suspicious.
Episode 34
The firm looks deeper into Hyun Soo's past, as he is presented with his own belongings to help jog his memory.
Episode 35
Hyun Soo's whereabouts are unknown, and no one knows just how much of his memory has returned.
Episode 36
Ji Wook must tell Bong Hee the truth about their parents' deaths. District Attorney Jang re-examines his son's murder case.
Episode 37
District Attorney Jang and Hyun Soo disappear together. Ji Wook and Bong Hee search for them, afraid of what might happen.
Episode 38
Hyun Soo's trial begins, but Ji Wook doesn't plan to charge him with murder. Instead, he comes up with a new plan.
Episode 39
Bong Hee worries about all that could go wrong if she gets back together with Ji Wook. Hyun Soo's final trial arrives.
Episode 40
A new case causes conflict between Bong Hee and Ji Wook as they learn more about how to love each other.
