In this episode of pplpod, we explore the life of Admiral Yi Sun-sin, the 16th-century Korean naval commander whose undefeated record helped save Joseon Korea during the Imjin War. The episode begins with the contradiction that defines his life: Yi fought in at least twenty-three naval battles, often badly outnumbered, and won them all, yet his reward was betrayal, arrest, torture, and demotion by the very government he protected. Born in 1545 in Hansong, present-day Seoul, Yi came from a noble but politically disgraced family, which left him without the patronage most elites needed to survive court politics. From childhood, he was strict, intense, and almost painfully committed to fairness, a trait that made him both a brilliant commander and a dangerous man in a corrupt system.

The episode also follows Yi’s rise from late-blooming officer ...