The reason Matheus didn't want to answer the door or let anyone in without permission was due to the one time that he had walked in on Shannon and Eli together in a compromising position. He didn't want to be put into a situation like that again and really, it was Shannon's place and he should answer the door himself.

At the door was Michelle, her foot tapping impatiently as Shannon opened the door. She walked in and smiled warmly at him, despite knowing that he couldn't see it. "It's good to see you, sobachka. You're doing well, yes?"