Jeena Han (S03E04)

Identical twin sisters from South Korea triumphed over a challenging upbringing to graduate as co-valedictorians. Their futures looked bright until, at 23, one sister fell into a gambling addiction, resorting to theft and check forgery to finance her losses. When she found herself in trouble, her twin sister offered her support despite their complicated relationship marked by rivalry. As tensions rose, their bond deteriorated, leading them down a dark path of burglary, identity theft, and ultimately, murder.