“Friendly Rivalry”
is a 2025 South Korean teen mystery thriller series,
adapted from a webtoon by Song Chae-yoon and Shim Jae-young. Starring Lee Hye-ri,
Chung Su-bin, Kang Hye-won, and Oh Woo-ri, it aired on U+ Mobile TV from February 10 to March 6, 2025.
