In the imperial city of Haodu, there is a mysterious old tree that is hundreds of years old, and there is also a stunning fox demon proprietress who is older than the old tree. She has a rouge shop that sells memories. Rumor has it that those who sell their memories are like having a big dream. They only remember a cup of tea on the nanmu table, and a female voice told him the name of the tea: Wangyou... The landlady has no other hobbies except liking beautiful men (demon), being arty, and her biggest hobby is holding red strings. The romantic but ambitious young prince VS the deep and steady but deeply affectionate sect leader, who will be the attacker and who will be the receiver? Who will lead the ups and downs in this troubled world?