
Netflix series brings a Korean folktale into 2026 Seoul. The premise is simple: if a rat eats a person's discarded fingernail clippings, it turns into that person. Novelist Je Moon-jae wakes up one day to discover that someone with his face, his voice, and his entire identity has taken over his life. The problem is that everyone believes the impostor is real.
The series asks what actually proves who you are. Your face, fingerprints, phone, bank accounts, and the people who remember you—what happens when all of that is taken away or denied? Je Moon-jae cannot prove he is real, not in court, not even to his own family. It's a setup that exposes how fragile identity verification is in the digital age.
In the original folktale, a rat becomes human from a single nail clipping. moves that motif into modern Seoul: apartments, courtrooms, banks. The actor playing Je Moon-jae performs both the real and the fake, switching between two versions of the same person. The series runs for eight episodes, each around 50 minutes. It is now streaming on Netflix in 190 countries.
Is identity a biological fact or a social agreement? folds that question into a thriller format. If someone started living your life under your name, how would you prove you're you? When fingerprints, memories, and witnesses all fail, what's left may be existence itself. If the world accepts the fake as real, how do you, the real one, survive?
The series asks what actually proves who you are. Your face, fingerprints, phone, bank accounts, and the people who remember you—what happens when all of that is taken away or denied? Je Moon-jae cannot prove he is real, not in court, not even to his own family. It's a setup that exposes how fragile identity verification is in the digital age.
In the original folktale, a rat becomes human from a single nail clipping.
Is identity a biological fact or a social agreement?









FAQ
What folklore is Netflix's <The Frog That Bites> based on?
<The Frog That Bites> originates from the old Korean folktale that 'if a rat eats a person's discarded fingernails, it transforms into that person.' The series reinterprets this motif against the backdrop of modern Seoul's courtrooms, banks and apartments.
Who is Je Munjae, the protagonist of Netflix's <The Frog That Bites>?
Je Munjae is a novelist who one day has his name, wealth and memories stolen by someone with his exact face and voice. He must prove he's the real one, but finds no way to do so in court or before his family.
How many episodes is Netflix's <The Frog That Bites>?
<The Frog That Bites> consists of eight episodes, each approximately 50 minutes long. It was released globally across 190 countries on Netflix.