When is a step out of the nest anything but?

How about — when a TV series does an “offbeat” episode (a very relative term here, I realize, as the entire show is “offbeat” in the extreme) where no one leaves the house?

Which isn’t, mind you, to say that “not a lot happens” — or your preferred alternative turn of phrase essentially describing the same thing — in “Therapy Patrol,” the seventh installment of the DC Universe original streaming series Doom Patrol. Quite a lot does — in terms of development, disintegration, and re-development of team dynamics, fleshing out key character “backstories” even more, etc. There’s no visible villain on offer, though (even if Mr. Nobody’s presence continues to loom large and, in a very real sense, informs everything that happens), Timothy Dalton’s “Chief” Niles Caulder remains conspicuous by his absence, and yeah  —  more or…