TV series
That future, that time, that fate, can it be changed?
Nam Hong Ju, endowed with the ability to foresee events, resides with her widowed mother who runs a small restaurant. Despite her gift, she often finds herself powerless to change the outcomes. On the other side of the street, Jung Jae Chan, a rookie prosecutor, and his younger brother Seung Won become their new neighbors. An unusual dream involving Hong Ju, ruthless attorney Lee Yu Beom, and a life-saving intervention leads Jae Chan to realize their destinies are intertwined, as they begin sharing dreams and connecting in mysterious ways.
Streaming, rental and purchase options
Checked Jul 22, 2026
While You Were Sleeping is available to stream on Rakuten Viki in United States. You can also buy it from Apple TV. Use the direct links below to open the provider.
Nam Hong Ju, endowed with the ability to foresee events, resides with her widowed mother who runs a small restaurant. Despite her gift, she often finds herself powerless to change the outcomes. On the other side of the street, Jung Jae Chan, a rookie prosecutor, and his younger brother Seung Won become their new neighbors. An unusual dream involving Hong Ju, ruthless attorney Lee Yu Beom, and a life-saving intervention leads Jae Chan to realize their destinies are intertwined, as they begin sharing dreams and connecting in mysterious ways.
Choose an episode, then use the watch options above for the show.
Episode 1
Hong Joo'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.
Guest stars Lim Ga-Young, Shim Wan-jun, Yeo Hoi-hyeon, Jang Hyun-sung
Episode 2
Jae Chan has a dream about Hong Joo. 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.
Guest stars Yeo Hoi-hyeon
Episode 3
Jae Chan finds out that Hong Joo has precognitive dreams on a regular basis and visits her after dreaming of his younger brother, Seung Won, becoming a murderer.
Guest stars Kim So-hyun, Hong Kyung, Kim Do-Hye, Choi Won-young, Uhm Hyo-seop, Kim Da-ye, Jang So-yeon
Episode 4
So Yoon tries to kill her father to protect her mother, and Seung Won tries to stop her and help her out.
Guest stars Kim So-hyun, Choi Won-young, Uhm Hyo-seop, Jang So-yeon
Episode 5
Jae Chan and Hong Joo meet before the situation becomes irreversible. Before things get ugly, Jae Chan gets to Seung Won, and Hong Joo improvises so that things turn out differently from her dream.
Guest stars Kim So-hyun, Jang Hyun-sung, Hong Kyung, Uhm Hyo-seop, Jang So-yeon, Lee Jung-eun
Episode 6
Jae Chan tells Seung Won to stay out of trouble, but they only drift apart more.
Guest stars Kim So-hyun, Jang Hyun-sung, Hong Kyung, Jang So-yeon, Lee Jung-eun, Park Young-soo, Cho Mi-nyeo
Episode 7
Woo Tak has a precognitive dream that shows Hong Joo getting injured. He brings Jae Chan along to where it actually happens, so Jae Chan is able to prevent the injury from happening.
Guest stars Kim So-hyun, Uhm Hyo-seop, Jang So-yeon
Episode 8
Woo Tak and Hong Joo have similar dreams, but they end in different conclusions. They call Jae Chan in order to lead to the result they hope for.
Guest stars Kim So-hyun, Uhm Hyo-seop, Kim Da-ye, Jang So-yeon
Episode 9
Hong Joo is torn between going back to work and helping her mother out at the restaurant.
Guest stars Kang Ki-young, Kim Da-ye
Episode 10
As Jae Chan, Woo Tak and Hong Joo begin to alter the future by preventing the events from happening, Hong Joo gains hope that perhaps her fate isn't sealed.
Guest stars Kang Ki-young, Kim Da-ye, Kang Shin-hyo
Episode 11
Jae Chan has a precognitive dream that shows Hong Joo announcing false insurance case in the news.
Guest stars Kang Ki-young, Kim Da-ye, Shin Eun-jung, Moon Ah-ram
Episode 12
To prevent the case, Jae Chan asks Hong Joo to remember the details of incident if anything happens, so that he can find her after seeing in his precognitive dream.
Guest stars Kang Ki-young, Kim Da-ye, Shin Eun-jung
Episode 13
Jae Chan arrives to the scene of the crime to find out Woo Tak has been stabbed. He goes after Dae Hee and manages to arrest him. Jae Chan works hard to make sure that Dae Hee is prosecuted for his crimes.
Guest stars Kang Ki-young, Kim Da-ye, Cha Jung-won, Baek Sung-hyun
Episode 14
Meanwhile, Woo Tak stays at Hong Joo's house while he recovers and asks both Hong Joo and Jae Chan for favors while he's there.
Guest stars Cha Jung-won, Baek Sung-hyun
Episode 15
A murder case of Yoo Su Kyung,a former professional archer, occurs andDo Hak Youngis pointed as the prime suspect.
Guest stars Kim Da-ye, Moon Ah-ram, Baek Sung-hyun, Jeon Kuk-hwan
Episode 16
Hak Young is a friend of Woo Tak, so Woo Tak convinces Hak Young to turn himself in. Jae Chan has to prosecute Hak Young, but there’s not enough evidence to do so.
Guest stars Kim So-hyun, Moon Ah-ram, Cha Jung-won, Baek Sung-hyun
Episode 17
Hak Young is released and set to be investigated without detention. Thanks to a comment left by a netizen, Hong Joo figures out the cause of the strange markings on the floor of Yoo Su Kyung's apartment.
Guest stars Moon Ah-ram, Baek Sung-hyun, Jeon Kuk-hwan, Lee Min-jae, Yoo In-soo
Episode 18
Meanwhile, Yu Beom uses the media to appeal to the public on Yoo Su Kyung's case.
Guest stars Baek Sung-hyun, Jeon Kuk-hwan, Lee Min-jae, Yoo In-soo
Episode 19
Jae Chan gets shot by Yoo Su Kyung’s father, Yoo Man Ho, and gets transferred to a hospital.
Guest stars Cho Mi-nyeo, Baek Sung-hyun, Jeon Kuk-hwan, Lee Min-jae, Yoo In-soo, Moon Yong-seok
Episode 20
Hong Joo receives a note that Jae Chan sent to her before the accident and realizes that they’ve known each other for over 13 years.
Guest stars Cha Jung-won, Baek Sung-hyun, Jeon Kuk-hwan
Episode 21
Jae Chan is released from the hospital and stays with Hong Joo for two days. Woo Tak and Hong Joo both dream about Jae Chan. In their dream, Jae Chan is in charge of a case that results in his resignation from the prosecution.
Guest stars Yoon Kyun-sang, Lee Sung-kyung, Moon Yong-seok, Ryu Tae-ho, Jeong Hyun-seok, Kim Ki-cheon, Lee Ga-ryeong
Episode 22
Upon his return to work, Jae Chan must decide whether or not he will authorize the autopsy for a man who is set to donate his organs.
Guest stars Moon Yong-seok, Ryu Tae-ho, Jeong Hyun-seok, Kim Ki-cheon, Woo Sung-min, Jo Yeon-ho
Episode 23
Jae Chan charges Moon Tae Min for murder despite everyone’s disapproval. He has to prove that Lee Hwan didn’t die from the organ transplant, but Yu Beom has a strong argument that Jae Chan can’t win over.
Guest stars Moon Yong-seok, Ryu Tae-ho, Jeong Hyun-seok, Kim Ki-cheon, Jo Yeon-ho, Lee Joo-suk, Hong Hee-won
Episode 24
Meanwhile, Moon Sun wants to keep Jae Chan away from Hong Joo because she doesn’t want to see Hong Joo suffer.
Guest stars Ryu Tae-ho, Jeong Hyun-seok, Kim Ki-cheon, Lee Joo-suk, Hong Hee-won
Episode 25
Woo Tak and Jae Chan share their theory behind why they can see each other's future in their dreams.
Guest stars Yoon Yong-hyeon, Lee Jae-won
Episode 26
Hong Joo goes to Criminal Division Three to follow a prosecutor for three days for an article, and Jae Chan is worried that he will embarrass himself in front of her. Meanwhile, a cellphone thief provides evidence for a past case.
Guest stars Yoon Yong-hyeon, Lee Jae-won, Kim Su-in
Episode 27
After the arson, Criminal Division Three is swamped with work.
Guest stars Cho Mi-nyeo, Moon Ah-ram, Lee Jae-won
Episode 28
Woo Joo and Hee Min look into the arson case, and Ji Gwang and Jae Chan reinvestigate the IV drip serial murder case. Hong Joo also begins to look into the case. Meanwhile, Yu Beom receives a mysterious text message from the real killer.
Guest stars Cho Mi-nyeo, Moon Ah-ram, Lee Jae-won, Lee Na-ra
Episode 29
Hong Joo is injected with a lethal drug and loses consciousness.
Guest stars Jang Hyun-sung, Hong Kyung, Lee Na-ra, Son Byung-ho
Episode 30
Fortunately, Jae Chan comes just in time to save her. The court hearing begins and Hong Joo is summoned to testify.
Guest stars Lee Na-ra, Son Byung-ho
Episode 31
Yu Beom is on trial for manipulating the murder of Ha Ju Won. Before the trial, Dam Dong suspects that Yu Beom will try to leave the country. He tells Jae Chan, who tells Woo Joo that they must a travel ban preventing Yu Beom from leaving.
Guest stars Hong Kyung, Son Byung-ho
Episode 32
Meanwhile, Woo Tak decides to take a huge risk in order to help this trial be successful.
Guest stars Kim So-hyun, Kim Da-ye, Kim Ki-cheon
Episode information updated Jul 23, 2026
SuzyNam Hong-joo
Lee Jong-sukJeong Jae-chan
Jung Hae-inHan Woo-tak
Lee Sang-yeobLee Yoo-beom
Hwang Young-heeYoon Moon-seon
Shin Jae-haJeong Seung-won
Kim Won-haeChoi Dam-dong
Park Jin-jooMoon Hyang-mi
SBSSouth Korea
