Since 2007, the Hong Kong Health Authority has implemented an anti-smoking law that bans smoking in all indoor areas. This pushes office smokers to take their cigarette breaks in the street. Smokers form neighboring buildings gradually bond and form a new community known as "Hot Pot Pack," as they would gather around a trash bin with an ashtray. During the cigarette breaks, Jimmy befriends a misfit salesgirl Cherie who also like to light up. An awkward romance soon blossoms amidst the anxiety of their nicotine rush.