"Friendly Rivalry" has shared adorable behind-the-scenes photos from the drama's set! Based on a popular webtoon, “Friendly Rivalry” is a mystery thriller ...

Hyeri may be on the brink of her biggest crisis in “Friendly Rivalry”! Based on a popular webtoon, “Friendly Rivalry” is a ...

Yu Je-i (Lee Hae-ri), Woo Seul-gi, Joo Ye-ri (Kang Hae-won), and Choi Kyung (Oh Woo-ri), with the increasingly exciting developments capturing viewers' attention as the episodes progress.