Captain Techit is put on probation after his case against Dennis, an infamous drug lord, fell through by Chief Saena. He travels to Pak Chong to stay with his childhood best friend, Sitrang’s resort. There, he met a ghost who has no memories of her past. Techit decide to call her Siangwaan because he finds her voice to be sweet. At first, he was terrified of her but after a while, he begin to get used to her and eventually offer to help find her identity before she died.