『自拍主播』介紹:「上(shang)車」,是每一(yi)個香港人的(de)(de)(de)夢想。但(dan)是,入(ru)(ru)息徘(pai)徊(huai)中(zhong)(zhong)位(wei)數(shu)的(de)(de)(de)家(jia)(jia)庭(ting)即使不(bu)吃不(bu)喝,也(ye)要20.9年(nian)才能買樓。「上(shang)車」的(de)(de)(de)難度是世(shi)界級(ji),「落錯車」即一(yi)失「樓」成千(qian)古恨(hen),中(zhong)(zhong)產家(jia)(jia)庭(ting)都會「向下流」……車志明(ming)(ming)與太太于2008年(nian)賣樓「套現」,以為半年(nian)內(nei)樓價會跌(die)至(zhi)谷底,豈料(liao)不(bu)跌(die)反(fan)升。買私樓夢碎,唯有轉(zhuan)戰居(ju)屋(wu)(wu),可(ke)惜只得揀樓機會。明(ming)(ming)因「上(shang)車」無期(qi)而(er)(er)苦惱不(bu)堪(kan),眼見(jian)一(yi)生中(zhong)(zhong)最(zui)痛恨(hen)的(de)(de)(de)人閔謝(xie)毓霞(xia)(xia)坐擁海景公(gong)(gong)(gong)屋(wu)(wu),更(geng)是憤恨(hen)至(zhi)極。明(ming)(ming)努力游(you)說霞(xia)(xia)把自己一(yi)家(jia)(jia)加入(ru)(ru)霞(xia)(xia)的(de)(de)(de)公(gong)(gong)(gong)屋(wu)(wu)名(ming)冊,再用公(gong)(gong)(gong)屋(wu)(wu)換(huan)居(ju)屋(wu)(wu),誰知計劃總趕(gan)不(bu)上(shang)變(bian)化……明(ming)(ming)是地(di)產經(jing)紀高榮的(de)(de)(de)熟客,明(ming)(ming)介紹大女兒(er)芊(qian)(qian)芊(qian)(qian)當榮的(de)(de)(de)助手,芊(qian)(qian)成為地(di)產助理后(hou)見(jian)盡(jin)買家(jia)(jia)百態。榮視「上(shang)車」為人生必經(jing)階段,芊(qian)(qian)同樣想上(shang)車,二(er)人于是假(jia)結婚(hun)(hun),一(yi)起申請居(ju)屋(wu)(wu),更(geng)幸運地(di)成功抽(chou)中(zhong)(zhong)。榮為節省租金而(er)(er)遷(qian)入(ru)(ru)居(ju)屋(wu)(wu),怎(zen)料(liao)芊(qian)(qian)一(yi)家(jia)(jia)被(bei)逼(bi)遷(qian),必須搬來同住。假(jia)結婚(hun)(hun)的(de)(de)(de)兩人要面對真實的(de)(de)(de)同居(ju)生活……