Destitute young man Gu Tingchuan washes dishes to pay off a debt at a food stall, only to encounter forced demolition. Lonely old man Xia Dahai, in order to protect him, resolutely goes to the notary office to give all his family property to him! Deeply moved, Gu Tingchuan hides it from the old man and summons his entire family of billionaires, transforming into a seafood stall worker to crazily repay the kindness! The old man buys a second-hand boat? Secretly overnight drastic modification! The old man sells seafood? Directly sign a star-rated hotel! Watch Gu Tingchuan and old man Xia Dahai join hands to punish evil and promote good, staging a hilarious yet heartwarming positive-energy counterattack amidst the hustle and bustle of the marketplace!