Whether the couple part ways, one falls for someone else, or tragedy strikes, the ending can leave a lasting ache. Here are six K-drama on-screen couples fans rooted for with all their hearts - but who ultimately didn’t end up together.

Many hold out hope for that one transformative role—the breakout performance that can change everything. It’s the role that can catapult a career, bring widespread recognition, and build a dedicated fan base. We take a look at ten actors who found that breakthrough moment—whether early on or after years of perseverance—and became household names.

Die-hard K-drama fans know the undeniable impact of supporting characters and second leads. While they may not be the central focus, many of them exude serious main character energy. These roles aren’t just well-written—they’re brought to life with such brilliance by the actors that they become unforgettable, often stealing the spotlight from the leads. Their performances elevate these characters to iconic status, etching them into the hearts and minds of fans forever.

To celebrate his birthday, we’re revisiting six of his most memorable K-dramas — and the valuable life lessons we’ve learned from the characters he brought to life.