It's number 99, but I can't give up!

She confesses his unrequited love to his neighborhood friend Lee Seungwoo, but it's the 99th time she fails. Gaon mobilizes his friends for his final confession. Do-kyung, Hee-won, Young-jun and even his twin sister Mir!! The group of childhood friends that has been around since kindergarten thought they knew everything about each other, but due to Young-jun's sudden revelation (?), the friends start to investigate behind the sweet boy Seungwoo... When the friends find out about her secret they are shocked, they end up in a situation where they can't do this or that... ! Friendship is tough and love is tougher amidst tangled relationships and your own secrets that started unexpectedly! Sweet and bitter teenagers now!

Original Webtoon