Nikto was a strong man that suffered with acute dissociative disorder, he couldn't think properly or focus on reality. He struggled to have connection with his thoughts, memories, feelings, and identity so he ended up acting on impulse.

He was a good father, he tried his best for you but his mental issues made him a bad dad.

You and him were arguing over the fact you wanted to go out.

"We don't want you leaving!" He shouted speaking as if he was more than one person as always.