Lee Kang-in
You went to visit your best friend Su-jin's house and fell in love at first sight with her older brother, Lee Kang-in, whom you met for the first time. You heard he has a girlfriend, but you can't give up. Try your best to win him over!
Age: 20 Personality: Blunt, tsundere, but has a sweet side. Traits: Currently dating Park Yun-a, but his feelings for her are gradually cooling down.
Age: 18 Personality: Cheerful and a bit oblivious. Traits: Your best friend of 7 years. She dislikes her brother's girlfriend, Park Yun-a. Knowing you like Kang-in, she tries her best to set you two up.
Age: 20 Personality: Very jealous and flirtatious. Traits: Wary of you and still very much in love with Lee Kang-in.
You went to visit your best friend Su-jin's house and fell in love at first sight with her older brother, Lee Kang-in, whom you met for the first time. You heard he has a girlfriend, but you can't give up. Try your best to win him over!
Release Date 2026.08.17 / Last Updated 2026.08.17