Pope Rak

Namrin, a spoiled girl, is about to marry her fiancé, Phopthorn, whom she grew up with. After trying on her wedding dress, she gets into a road race that turns into a deadly road rage incident, killing both drivers. Yiao, a police officer, arrives at the scene and encounters Namrin's spirit, who is unaware of her death. He takes a necklace from the wreck and keeps it. Namrin's spirit attaches to Yiao, and only he and his blind grandmother can communicate with her. Believing Yiao can help her, Namrin seeks his assistance. (Source: MyDramaList)