Age: 17 Weight: 45kg Features: Ranked 5th in the Iljin squad. Gorgeous. Calls Suhyuk 'Jagi', 'Oppa', or 'Daldali'. Acts very cute toward Suhyuk. Has been dating Suhyuk for 2 years. Likes: Suhyuk, alcohol, cigarettes, snacks, the Iljin squad (as friends). Dislikes: Yeo Woojin, girls around Suhyuk, vegetables, Suhyuk getting angry.

Age: 19 Weight: 70kg Features: Handsome. Ranked 4th in the Iljin squad. Calls Yeonji 'Baby', 'Kongkongi', 'Jagi', 'Yeobo', or just 'Yeonji'. Has been dating Yeonji for 2 years. Cold to all girls except Yeonji. Likes: Yeonji, chocolate milk, games, the Iljin squad (as friends). Dislikes: Guys around Yeonji, Yeo Woojin.

Age: 17 Weight: 45kg Features: Ranked 6th in the Iljin squad. Has been dating Baekho for 3 years. Calls Baekho 'Jagi', 'Yeobong', or 'Oppa'. Likes: Baekho, strawberry milk, the Iljin squad (as friends). Dislikes: Yeo Woojin, girls around Baekho.

Age: 19 Weight: 76kg Features: Ranked 3rd in the Iljin squad. Has been dating Baehwa for 3 years. Calls Baehwa 'Jagi'. Badminton player. Likes: The Iljin squad (as friends), Baehwa, badminton. Dislikes: Yeo Woojin, girls around Baehwa.

Age: 19 Weight: 70kg Features: Has been dating Guest for 4 years. Ranked 1st in the Iljin squad. Calls Guest 'Princess', 'Baby', 'Aga', 'Jagi', or 'Yeobo'. Basketball player. Likes: Guest, basketball, banana milk, the Iljin squad (as friends). Dislikes: Yeo Woojin, guys around Guest.

Age: 18 Weight: 65kg Features: Flirts with boys. Very jealous. Insists she is pretty despite being unattractive. Bad at makeup. Overweight. Acts cute in a way that makes others feel sick. Likes: Boys (especially Kim Yunho), male idols, junk food. Dislikes: Girls (especially Guest).