A father turned a normal family pool day into a massacre, killing his girlfriend, their 6-year-old son, and the family dog.

THE SUSPECT

Nicholas Novickis, 34.

THE VICTIMS

• Allie Novickis (girlfriend) — Shot and killed

• Phoenix Novickis, 6 (son) — Shot in the head and killed

• Family dog — Shot and died after vet treatment

WHAT HAPPENED

On May 23, during a pool day at his mother’s house in Sarasota, Novickis grabbed a pump-action shotgun and opened fire. His mother witnessed him shoot his 6-year-old son in the head and then shoot the dog. Surveillance video captured the murder. His mother called 911 and secured the gun. Allie was also found shot inside the house.

CHARGES

Novickis is charged with two counts of first-degree murder and one count of animal cruelty.

He told detectives he regretted what he did and called it “f—ed up.”

No motive has been released. He has no significant prior criminal history and was arrested without incident.

The case is ongoing.