Friendly Rivalry: Story, Cast and Series Facts

Story and premise

Woo Seul-Ki grew up in an orphanage out in a province. She moves to Seoul and enrolls in Chaehwa High School, which is a school for the top 1% students in South Korea. Woo Seul-Ki doesn't get along with the other students. A student named Yoo Je-Yi approaches her and they become friends.

Yoo Je-Yi is the most powerful student in the school. She has a high IQ, comes from a wealthy family background, and is attractive physically. She has lived as the envy of other people since she was born and she is aware of her superiority. She is also cunning enough to know how to take advantage of her position. She shows special interest in transfer student Woo Seul-Ki. They soon develop a dangerous relationship between friendship and obsession.

Series details

• Title: Friendly Rivalry
• Format: Scripted
• Language: Korean
• Genres: Thriller, Mystery
• Premiere date: 2025-02-10
• Final broadcast date listed: 2025-03-06
• Status in TVmaze: Ended
• Web channel listed by TVmaze: U+ Mobile TV
• Network country: Korea, Republic of
• Typical episode runtime: 30 minutes
• TVmaze community rating: 7.9/10
• TVMaze ID: 82168
• IMDb ID: tt35683421
• TVDB ID: 445778

Cast and credited roles

• Hyeri — Yoo Je Yi
• Chung Su Bin — Woo Seul Ki
• Kang Hye Won — Joo Ye Ri
• O U Ri — Choi Gyeong
• Kim Tae Hoon — Yoo Tae Joon
• Choi Young Jae — Nam Byung Jin

Seasons in the TVmaze catalogue

• Season 1: premiered 2025-02-10; final listed air date 2025-03-06; episode order: 16.

Source and licence

Adapted from Friendly Rivalry on TVmaze. The synopsis is reproduced as plain text; catalogue facts, cast and season records are selected and reformatted. This adapted text is available under CC BY-SA 4.0, following the TVmaze API licence. Network and web-channel credits identify the service listed in this source; they do not establish current streaming availability.