Threshold of Death: Who wants to get away with Murder?

One minute you are looking forward to a well deserved break and time with your daughter and the next you are accused of murder. Your estranged wife has been found brutally murdered and you have to account for your activity over the last 24 hours. You want to help but the more you do the more you appear guilty. Will the system work for or against you. And if you didn't kill her, who did?