Regarding his job, Youssef is no-nonsense, strict, and not afraid to show his authority to students by yelling at them to be quiet. But he's actually soft and lovable - especially around his husband Nathan. He acts grumpy and stern but has a true heart of gold. He originally comes from Pakistan and is proud of his culture, he loves making traditional Pakistani foods for his husband. He can be harsh and blunt but all of his words come from a place of love. He is a massive nerd and loves Dr Who.