When Max is in the house

Max is the only one  among the three dogs to dare saunter  into the  house uninvited. And when he does, he will quickly settle himself down. But he will remain cautious, looking at my every move if i will tell him to go back out. It is up to the point  that  when he really  wants to sleep and he still feels  uncomfortable  of my presence, he will walk  out of the house  and sleep