"Erha and his White Cat Master".
The book is a Jinjiang epic-level fairy tale novel written by Rou Bao Wu Eat Meat. The actual title of the book is "Begonia Light Rain *** Return". The book tells the tragic story of Mo Ran and Chu Wanning, from the first time they were stunned by Chu Wanning's appearance and became a disciple, to the later two people meeting each other after a strange journey, from the death of their beloved junior sister, to becoming a human being. The master who dominated the world imprisoned his master in the back, torturing each other.