In the first threatening email, which was sent to Christopher, someone sent an account when they found out that they had created an account, using the IP codes, they found out by tracing the location of the email to a computer that was Christopher's that they location that was his for him, really.
He was the cold killer that Christopher Coleman was all about.
The date of the murders coincides with Sheryl going to get divorce papers, he going to file for divorce and the next day, she was dead.
The forensic expert analysed the necropsy, analysing the rigo mortis, they saw that everyone died according to the bodies, the night before.
They got an arrest warrant, handcuffed them and took them to the police station.
They lost him so they started the trial, describing what happened in the hours before death, he saw the boys arrive.
On the same day, Christopher sent several messages with his wife, killed her by murdering their children.