On the streets of downtown Hong Kong, the young man Qiu Bing (played by Bosco Wong) and his friend Da Pi (played by Sammi Cheng) jointly run a mobile ice cream truck. The two are cool and handsome, but life is extremely realistic. The god of love has not favored the grassroots class with a sluggish business and no future. They can only look at the beauty and sigh. The girl Jingjing (played by Zhao Ke) in the small shop downstairs has a crush on Qiu Bing and has repeatedly shown her courtesy, but the other party is stupid and has no idea. On a night of heavy rain, Qiu Bing's sister Judy (played by Stephy Tang) from Guangzhou came to seek refuge, but was photographed outside the door by her brother as a salesperson. The clever and eccentric Judy used Da Pi to sneak into the room, and from then on, a woman and two men began to live together. In the process, full of coincidences, wonderful and interesting youth stories and love sketches gradually unfolded...