Your story is perfect; I’ve never heard before.
A. the better one
B. the best one
C. a better one
D. a good one
网友回答
A. the better one
B. the best one
(答案→)C. a better one
D. a good one
解析：比较级和否定词连用可以表达最高级的含义。后一分句意为“我以前从未听到过比这更好的故事”，和前一个分句的意思“你的故事很完美” 正好相吻合。