While You Were Sleeping

Nam Hongjoo's dreams always come true. She dreams of hugging a man whom she has never met and is shocked at her actions. On the night of Valentine's Day, she is worried about her mom and hurries home to see her. Jeong Jaechan has a dream about Hongjoo. He feels that he must prevent the events of his dreams from actually happening and tries his best to make sure that the accident never happens.

Nam Hongjoo's dreams always come true. She dreams of hugging a man whom she has never met and is shocked at her actions. On the night of Valentine's Day, she is worried about her mom and hurries home to see her. Jeong Jaechan has a dream about Hongjoo. He feels that he must prevent the events of his dreams from actually happening and tries his best to make sure that the accident never happens.

Jaechan finds out that Hongjoo has precognitive dreams on a regular basis and visits her after dreaming of his younger brother, Jeong Seungwon, becoming a murderer. Meanwhile, Park Soyoon tries to kill her father to protect her mother, and Seungwon tries to stop her and help her out.

Jaechan finds out that Hongjoo has precognitive dreams on a regular basis and visits her after dreaming of his younger brother, Jeong Seungwon, becoming a murderer. Meanwhile, Park Soyoon tries to kill her father to protect her mother, and Seungwon tries to stop her and help her out.

Jaechan and Hongjoo meet before the situation becomes irreversible. Before things get ugly, Jaechan gets to Seungwon, and Hongjoo improvises so that things turn out differently from her dream. Jaechan tells Seungwon to stay out of trouble, but they only drift apart more.

Jaechan and Hongjoo meet before the situation becomes irreversible. Before things get ugly, Jaechan gets to Seungwon, and Hongjoo improvises so that things turn out differently from her dream. Jaechan tells Seungwon to stay out of trouble, but they only drift apart more.

Han Wootak has a precognitive dream that shows Hongjoo getting injured. He brings Jaechan along to where it actually happens, so Jaechan is able to prevent the injury from happening. Wootak and Hongjoo have similar dreams, but they end in different conclusions. They call Jaechan in order to lead to the result they hope for.

Han Wootak has a precognitive dream that shows Hongjoo getting injured. He brings Jaechan along to where it actually happens, so Jaechan is able to prevent the injury from happening. Wootak and Hongjoo have similar dreams, but they end in different conclusions. They call Jaechan in order to lead to the result they hope for.

Hongjoo is torn between going back to work and helping her mother out at the restaurant. As Jaechan, Wootak, and she begin to alter the future by preventing the events from happening, Hongjoo gains hope that perhaps her fate isn't sealed. As a result, she decides to return to SBC as a reporter.

Hongjoo is torn between going back to work and helping her mother out at the restaurant. As Jaechan, Wootak, and she begin to alter the future by preventing the events from happening, Hongjoo gains hope that perhaps her fate isn't sealed. As a result, she decides to return to SBC as a reporter.

Jaechan has a precognitive dream that shows Hongjoo announcing false insurance case in the news. To prevent the case, Jaechan asks Hongjoo to remember the details of incident if anything happens, so that he can find her after seeing in his precognitive dream.

Jaechan has a precognitive dream that shows Hongjoo announcing false insurance case in the news. To prevent the case, Jaechan asks Hongjoo to remember the details of incident if anything happens, so that he can find her after seeing in his precognitive dream.

Jaechan arrives to the scene of the crime to find out Wootak has been stabbed. He goes after Kang Daehee and manages to arrest him. Jaechan works hard to make sure that Daehee is prosecuted for his crimes. Meanwhile, Wootak stays at Hongjoo's house while he recovers and asks both Hongjoo and Jaechan for favors while he's there.

Jaechan arrives to the scene of the crime to find out Wootak has been stabbed. He goes after Kang Daehee and manages to arrest him. Jaechan works hard to make sure that Daehee is prosecuted for his crimes. Meanwhile, Wootak stays at Hongjoo's house while he recovers and asks both Hongjoo and Jaechan for favors while he's there.

A murder case of Yu Sugyeong, a former professional archer, occurs and Do Hakyoung is pointed as the prime suspect. Hakyoung is a friend of Wootak, so Wootak convinces Hakyoung to turn himself in. Jaechan has to prosecute Hakyoung, but there’s not enough evidence to do so.

A murder case of Yu Sugyeong, a former professional archer, occurs and Do Hakyoung is pointed as the prime suspect. Hakyoung is a friend of Wootak, so Wootak convinces Hakyoung to turn himself in. Jaechan has to prosecute Hakyoung, but there’s not enough evidence to do so.

A murder case of Yu Sugyeong, a former professional archer, occurs and Do Hakyoung is pointed as the prime suspect. Hakyoung is a friend of Wootak, so Wootak convinces Hakyoung to turn himself in. Jaechan has to prosecute Hakyoung, but there’s not enough evidence to do so.

A murder case of Yu Sugyeong, a former professional archer, occurs and Do Hakyoung is pointed as the prime suspect. Hakyoung is a friend of Wootak, so Wootak convinces Hakyoung to turn himself in. Jaechan has to prosecute Hakyoung, but there’s not enough evidence to do so.

Jaechan gets shot by Soogyeong’s father, Yoo Manho, and gets transferred to a hospital. Hongjoo receives a note that Jaechan sent to her before the accident and realizes that they’ve known each other for over 13 years.

Jaechan gets shot by Soogyeong’s father, Yoo Manho, and gets transferred to a hospital. Hongjoo receives a note that Jaechan sent to her before the accident and realizes that they’ve known each other for over 13 years.

Jaechan is released from the hospital and stays with Hongjoo for two days. Wootak and Hongjoo both dream about Jaechan. In their dream, Jaechan is in charge of a case that results in his resignation from the prosecution. Upon his return to work, Jaechan must decide whether or not he will authorize the autopsy for a man who is set to donate his organs.

Jaechan is released from the hospital and stays with Hongjoo for two days. Wootak and Hongjoo both dream about Jaechan. In their dream, Jaechan is in charge of a case that results in his resignation from the prosecution. Upon his return to work, Jaechan must decide whether or not he will authorize the autopsy for a man who is set to donate his organs.

Jaechan charges Moon Taemin for murder despite everyone’s disapproval. He has to prove that Lee Hwan didn’t die from the organ transplant, but Lee Yoobeom has a strong argument that Jaechan can’t win over. Meanwhile, Yoon Moonseon wants to keep Jaechan away from Hongjoo because she doesn’t want to see Hongjoo suffer.

Jaechan charges Moon Taemin for murder despite everyone’s disapproval. He has to prove that Lee Hwan didn’t die from the organ transplant, but Lee Yoobeom has a strong argument that Jaechan can’t win over. Meanwhile, Yoon Moonseon wants to keep Jaechan away from Hongjoo because she doesn’t want to see Hongjoo suffer.

Wootak and Jaechan share their theory behind why they can see each other's future in their dreams. Hongjoo goes to Criminal Division Three to follow a prosecutor for three days for an article, and Jaechan is worried that he will embarrass himself in front of her. Meanwhile, a cellphone thief provides evidence for a past case.

Wootak and Jaechan share their theory behind why they can see each other's future in their dreams. Hongjoo goes to Criminal Division Three to follow a prosecutor for three days for an article, and Jaechan is worried that he will embarrass himself in front of her. Meanwhile, a cellphone thief provides evidence for a past case.

After the arson, Criminal Division Three is swamped with work. Son Woojoo and Shin Heemin look into the arson case, and Lee Jigwang and Jaechan reinvestigate the IV drip serial murder case. Hongjoo also begins to look into the case. Meanwhile, Yoobeom receives a mysterious text message from the real killer.

After the arson, Criminal Division Three is swamped with work. Son Woojoo and Shin Heemin look into the arson case, and Lee Jigwang and Jaechan reinvestigate the IV drip serial murder case. Hongjoo also begins to look into the case. Meanwhile, Yoobeom receives a mysterious text message from the real killer.

Hongjoo is injected with a lethal drug and loses consciousness. Fortunately, Jaechan comes just in time to save her. The court hearing begins and Hongjoo is summoned to testify.

Hongjoo is injected with a lethal drug and loses consciousness. Fortunately, Jaechan comes just in time to save her. The court hearing begins and Hongjoo is summoned to testify.

Yoobeom is on trial for manipulating the murder of Ha Juan. Before the trial, Choi Damdong suspects that Yoobeom will try to leave the country. He tells Jaechan, who tells Woojoo that they must a travel ban preventing Yoobeom from leaving. Meanwhile, Wootak decides to take a huge risk in order to help this trial be successful.

Yoobeom is on trial for manipulating the murder of Ha Juan. Before the trial, Choi Damdong suspects that Yoobeom will try to leave the country. He tells Jaechan, who tells Woojoo that they must a travel ban preventing Yoobeom from leaving. Meanwhile, Wootak decides to take a huge risk in order to help this trial be successful.