“Unlocked” Korean Movie 2023 | Cast | Synopsis | Preview & more

Overview: “Unlocked” Korean movie (also known as “I Just Dropped My Smartphone) is a Netflix original movie that released on 17 February 2023. It will tell the story of a woman whose phone gets in wrong hands and the person tracks everything she does with her phone. “Unlocked” stars Chun Woo Hee, Im Si Wan and Kim Hee Won in the main cast. It is available to watch online on streaming platform Netflix*.

Table of Contents

  • Synopsis
  • Genre
  • Cast
  • Air Time & Schedule
  • Episodes & Ratings
  • Still Cuts
  • Notes & Facts
  • Where To Watch Online?
  • Trailers & Clips


“Unlocked” tells the story of Lee Na Mi who is a hardworking yet ordinary employee at a start-up company. She works as a marketer and also works part-time at her father’s cafe.

One day Na Mi loses her phone in the bus. She tries to call her on her phone using her friend’s phone, it gets picked up by a person named Oh Jung Yeong. He tells her to pick up her phone from a repair shop.
After getting her phone back, Na Mi uses it as she usually does to make phone calls, send texts, or conduct any other exchange. But her life turns upside down as she doesn’t know that spyware has been installed on her phone, which monitors everything she does with it.

Meanwhile, Jung Yeong slowly gets involved in Na Mi’s personal life. She finds out that she has a lot in common with Jung Yeong. She discovers that he works for a software company and offers her help regarding spyware. But suddenly, she gets fired from her job because confidential information regarding her company leaks from her phone.

Meanwhile, detective Woo Ji Man is investigating a murder case where several dead bodies were found, their phones are kept by Jung Yeong.

Na Mi’s father gets suspicious of Jung Yeong and everything happening around his daughter. The father-daughter duo does everything to fight for their lives while detective Woo Ji Man solves the mystery of the murders and their link with Jung Yeong.


 Thriller, Mystery, Suspense

Main Cast & Characters

  • Chun Woo Hee as Lee Na Mi
  • Im Si Wan as Oh Jun Yeong
  • Kim Hee Won as Woo Ji Man

Supporting Cast

  • Kim Ye Won as Jeong Eun Joo
  • Park Ho San as Lee Seung Woo
  • Jeon Jin Oh as Kim Jung Ho
  • Kim Joo Ryoung as Eun Mi
  • Oh Hyun Kyung as CEO Oh
  • Kil Hae Yeon as Je Yeon
  • Ryu Seung Hyun as Detective
  • Jeon Ik Ryung as Jeong Mi
  • Lee Jung Eun as Chu Yeong
  • Kim Sun Hwa as Ja Eun
  • Lee Jae Woo 

Running time

117 minutes

Still Cuts

Notes & Facts

  • Chun Woo Hee earlier starred in Korean movie “Rustle” (2022).
  • Im Si Wan earlier starred in Korean movie “Emergency Declaration” (2022).
  • Kim Hee Won earlier appeared in Korean movie “Perhaps Love” (2021).
  • This movie is based on a Japanese novel “Sumaho o Otoshita dake” by Akira Shiga.
  • The novel was first adapted into 2018 Japanese film Stolen Identity.
  • Filming of this movie began on 21 March  2021 and finished on 27 June , 2021.
  • Director: Kim Tae Joon
  • Scriptwriter: Kim Tae Joon

Where To Watch Online?

You can watch “Unlocked” online on Netflix here.

Trailers & Clips

*Drama is subject to regional availability.