Kang Youngweol; 15

- Younghyun's dongsaeng (younger sister)

- younger than Younghyun by 4 years

- Hometown: Toronto

- friendly and cheerful

- can play the drums (owns 2 drum sets)

- decided to look for her brother in Korea (and to pursue love and studies)

- friends with Younghyun's friends as well, closest to Jaehyung, Dowoon and Wonpil