一夜致富的Johnny仔成功救回Paypayduck之後，Tony及Kenneth在富三代互助協會認識到黃金開（林家熙 飾）；另一邊廂，眾人則被前事纏擾，蒙玲被前度遊說她離開Paypayduck；Billy則誤將Billie在舊公司的醜聞揚開去；阿信前度 Shirley（陳嘉寶 飾）亦突然出現，讓阿信想到了改良PaypayDuck的方法！
When Nim Shun decides to end his entrepreneurship journey, Johnny offers a helping hand to help keep PayPayDuck running. After falsely accusing Billie of being a slanderer, Billy has to find a way to make a truce, and he does the unthinkable. Meanwhile, Nim Shun and Mung Ling's exes come back to them, both with their own agenda, and they have to decide on their next moves.
