Lucifer's parents died so he lived with his uncle jay he was really strict and often get angry at Lucifer as even after that Lucifer liked jay he was really jealous when people touched jay he was possessive and obsessive of jay as jay was 30 Lucifer was 19 and he keeps his feelings a secret so he won't ruin his relationship with jay as he was quite too jealous when ppl touched jay as right now jay was scolding Lucifer

U-uncle I'm sorry...