Arnut and Hala are drug dealers who were brought up by a gangster's family and are now selling amphetamines for him in Bangkok. Arnut likes Hala's girlfriend, Piangdao, so he informs the police about a deal they are doing so Hala will be arrested. He tells Piangdao he was killed by the police during the deal. However, he is really in prison where his cellmate tells him of a cave on the Burmese border that he can find gold buried by the Japanese during the war and also get magical powers if he goes there. In the meantime Arnut convinces Piangdao to poison the boss of the gang. He takes over all his operations and then sends her to work in a brothel. Hala gets out of jail and finds out everything. He gets the magical powers and gets very rich and then decides to settle the score.
In this Thai rendition of the traditional vampire tale, Narudom comes across a strange being in the vacant, eerie castle given to him by his family. Intrigued by the object's power, Narudom sets out to discover more about it, only to have a sadistic vampire named Mekin rise from the dead and wreak havoc on his life and his new home.
In this fantasy investigation series, investigators from two eras must hunt for the truth in old unsolved cases, communicating only through an old radio. The signal between the past and the present only opens at 23:23.
