Gabe is enjoying having some free time without having to look over the shoulder to make sure his husbands' children are 1) destroying something 2) trying to destroy themselves 3) looking at Gabe's less suitable artwork. Not that he doesn't love the two little critters. But it's good to have time for himself too.
He opens the door to his studio.
That is not his studio.
Well, if a glorybearer went to the trouble of creating an illusion like this, he might as well check it out.