Prince Lee An (played by Byeon Woo-seok)

A cold, secretive Joseon prince on a hidden mission โ€” until one time-traveling historian cracks his armor

Prince Lee An (์ด์•ˆ ๋Œ€๊ตฐ)

Played by: Byeon Woo-seok (๋ณ€์šฐ์„)
Age: 29 (Joseon timeline)
Title: Prince Lee An, Royal Kinsman
Secret: Covertly investigating the court conspiracy behind his mother's death


Character Overview

Known throughout the court for his cold detachment and political disinterest, Prince Lee An is in fact a meticulous strategist who has spent three years building a case against the conspiracy that killed his mother.

His armor is his isolation โ€” and Su Hee-joo is the first person to find the cracks.


Key Traits

TraitManifestation
Cold exteriorRarely smiles; speaks in clipped, precise statements
PerceptiveIdentified Su Hee-joo as unusual from their first meeting
Deeply motivatedThree years of patient, hidden investigation
Hidden warmthMoments of genuine gentleness in response to authenticity
RespectfulEven his commands never cross into coercion

Byeon Woo-seok's Performance

Following his breakout in My Liberation Notes, Byeon Woo-seok delivers another layered "iceberg" performance โ€” conveying volumes through stillness and micro-expressions.

  • His line in Episode 4 โ€” "History is written by people. People can change it." โ€” is considered the show's best monologue to date
  • His chemistry with IU has set K-Drama Twitter ablaze

Relationship with Su Hee-joo

StageLee An's PsychologyKey Scene
First meeting (Ep.1)Wariness, controlled curiosityLetting her go
Observation (Ep.2-3)Calculated testingMoonlit interrogation
Alliance (Ep.4)Calculated risk, nascent trustOpening up in the study
Prince Lee An (played by Byeon Woo-seok) | Perfect Crown Drama