Young tenant Lin Zhaoqing has just moved in and only intends to stay temporarily. But a bowl of savory tofu pudding that no one wants to buy makes him stop and take notice. He discovers that behind the tofu pudding lie the livelihoods, craftsmanship, regrets, and deep attachments of the old street's residents. Together with the stall owner and the neighbors, he revamps the menu, creates collaborative food offerings, and organizes a morning market. Along the way, misunderstandings are cleared up and old grievances are resolved, bringing the once-quiet street back to life. In the end, the breakfast stall evolves into the Old Street Community Kitchen, the traditional atmosphere of Qingshi Alley is preserved, and everyone embraces a new life through hard work and mutual support.