Three years ago, Su Wan left without a word. Now she returns to Haicheng with secrets and unfinished business, deliberately stepping back into Lu Shiyan's world. A business elite who can make or break fortunes, he is wary of every “chance encounter” with her. She tests the waters by drawing closer again and again, hoping to undo the knot of misunderstanding that formed between them all those years ago. From a calculated reunion at a secondhand bookstore to their collisions at work, as the deep affection hidden beneath her closeness melts his icy defenses, can these lovers who once missed their chance piece together a happy future?