These K-drama stars have an incredible ability to stay youthful, making it hard to guess their actual age. Their performances as high school students are so convincing that you'd never imagine how much older they actually are!

1. Hwang In Yeob

Born in 1991, Hwang In Yeob defies the passage of time with his youthful appearance. Even though he's in his 30s, he could easily pass for someone much younger. His portrayal of Han Seo Jun, the rebellious high schooler in True Beauty, is a testament to his ageless look and charm.

2. Jang Na Ra

Jang Na Ra is famously known for her youthful looks. Despite being married and having a child, she could still pass as a high school student. Her flawless skin and wide, innocent eyes make her timeless, and she pulls off the youthful high school persona effortlessly.

3. Kim Soo Hyun

Kim Soo Hyun’s youthful appearance has been a topic of conversation for years. His role in Queen of Tears showed how young he can look even in casual attire like a hoodie. Imagine him in a school uniform — he would blend right in with high school students!

4. Nam Joo Hyuk

Nam Joo Hyuk has perfected the high school student role, and it's hard to find someone who can pull off that youthful energy like him. His performances in dramas like Who Are You: School 2015 and Weightlifting Fairy Kim Bok Joo showcase his natural ability to embody the youthful spirit of today’s high schoolers.

5. Ahn Hyo Seop

Ahn Hyo Seop demonstrated his versatility in A Time Called You by smoothly switching between playing a high school student and an adult. His youthful looks make him perfect for high school romance dramas, and his ability to portray both phases of life in one series was seamless and impressive.

6. Yeo Jin Goo

Having started his acting career at a young age, Yeo Jin Goo has been on our screens for years, yet he still exudes youthful vibes. His extensive experience playing younger characters in various dramas makes it easy to picture him in a high school setting even today.

7. Kim So Hyun

Like Yeo Jin Goo, Kim So Hyun has grown up in front of the camera. Even though she has transitioned into more adult roles, she still shines when playing high school characters. There's something about those roles that brings out her best, and she always seems in her element when portraying a high school student.

These actors prove that age is just a number, especially when it comes to playing high schoolers! Their timeless looks and incredible talent continue to captivate audiences, and it’s no surprise they’re cast in youthful roles time and time again.