May, a young architect who has just moved into her new house in the suburbs with her boyfriend Gun, got news of the death of her stepmother, Po. Only Noon, Po's daughter, testifies that someone killed her mother, however, there does not appear to be any clear evidence. After May decided to take care Noon at her house, Noon has abnormal symptoms as if she had been possessed by a ghost. Whereas May herself, she began to have inability to sleep cause her illness. Gun then asked Chok, Sak and Maste...