
Episode 1
Episode 1
Pharmacist by day, unlicensed doctor by night, Seok faces the man who ruined her life.
Episode credits
Guest stars Kim Jong-man, Lee Tae-young

TV series
Wishing you nothing but a speedy death.
Seok, an eager yet genius neurosurgeon is reunited with Deokhee, the professor who ruined her life long ago. Once, the two surgeons cared for each other more than anyone else. But now with nothing but hatred toward each other, Seok is furious that he is back in her life and vows to take revenge.
Streaming, rental and purchase options
Checked Oct 30, 2026
Hyper Knife is available to stream on Disney+ and Hulu in United States. Use the direct links below to open the provider.
Seok, an eager yet genius neurosurgeon is reunited with Deokhee, the professor who ruined her life long ago. Once, the two surgeons cared for each other more than anyone else. But now with nothing but hatred toward each other, Seok is furious that he is back in her life and vows to take revenge.
Choose an episode, then use the watch options above for the show.

Episode 1
Pharmacist by day, unlicensed doctor by night, Seok faces the man who ruined her life.
Guest stars Kim Jong-man, Lee Tae-young

Episode 2
When Seok refuses to help Deokhee, he begins targeting her businesses.
Guest stars Lee Tae-young, Kim Moon-chan, Kim Su-yeon

Episode 3
Seok looks to publicly humiliate her former mentor at the prestigious Ichida Awards.
Guest stars Kim Mi-ji, Kim Su-yeon

Episode 4
Seok continues her attack on Deokhee, diving into his past and searching for a former patient.
Where to watch Hyper Knife
Episode 5
Seok's past comes back to haunt her when she gets a call from a former patient.
Guest stars Kim Jong-man

Episode 6
Seok and Deokhee reunite at the operating table for a complex surgery.
Where to watch Hyper Knife
Episode 7
Seok learns Deokhee has been lying to her as she sets up her next operating room.
Guest stars Kim Jong-man

Episode 8
Seok's dark past finally comes to light, with time quickly running out for both her and Deokhee.
Guest stars Kim Jong-man
Episode information updated Nov 14, 2026
Park Eun-binJung Se-ok
Sul Kyung-guChoi Deok-hee
Yoon Chan-youngSeo Young-joo
Park Byung-eunHan Hyun-ho
Lee Jung-sicHa U-Yeong
Kim Jong-manKim Du-bong
Kim Mi-jiReporter
Lee Tae-youngKwon Sin-gyu