One day, hairstylist Ken went to do the bridal’s hair. Much to his surprise, he bumped into his first lover, Bobo...

Television scriptwriter Hung is the boyfriend of TV host Rose , a domineering woman who talks on the phone with somebody else while having sex with him. Sean has a physique that gets him likened to Kung Fu Panda and the Hamburglar, and is generally a loser in the game of love. Then there's Shing, a lothario who attracts more than his fair share of women, but whose heart is set on an unattainable woman with a past in the form of nightclub hostess Miss Poon. The three men meet at the funeral of Wong Chun-chun, a woman all of them have been involved with at different points in her life. Various assorted incidents lead to their becoming friends who can be called upon to help sort out each other's increasingly complex relationship woes.

During that summer, Bo (Mandy Tam), a cheerful and kind-hearted girl who lives on Fa Yuen Street in Mong Kok, meets Edward (Edward Chen), a wealthy young man with an estranged father, by chance. To retaliate against his father, Edward hires Bo and her friend Keung (Leung Chung Hang) to ruin his father’s wedding. Bo and Edward are increasingly drawn to each other and start dating. Falling head over heels in love, they think their love will last forever. Just as the couple think this is the love of a lifetime, life doesn’t always go the way they want……