Ruzek may not have the best relationship with his dad, but when he thinks something has gone wrong and his dad has been kidnapped, he jumps into action.
Ruzek: What are you following me? Burgess: Yes. Yes. Look, you were clearly lying to Voight when you saw that text at your dad's house. I wanted to make sure you weren't doing something extracurricular, just plain ol' stupid. Were you?