It is summer time, a season for love.... May Kim Korean with a broken heart comes to Hong Kong as a language lecturer in a Summer course of City University where she meets a wile student - Bond. Two different kind, cultural and social background begin in a hostile relation, odd situation and end up admiring to each other, becoming the lovers... Bond loves free fight and dreams to fight with the untouchable idol - Tank. As fate also makes Bond fight for him, his lover from her fiancee - Simon. At the ending boxing game, it turns out as a battle ground for Kim and Bond to share a journey of self-discovery and become the determinative fighters in life.... Fly when we still have wings....