Season 4 of Doom Patrol is back with the main theme of family still intact. Niles Caulder may be dead, but the crew is struggling to drop the emotional baggage linked to his toxicity. They've barely been able to get over how Niles helped manipulate their "accidents" so that he could get soldiers with powers.
Source：https://www.cbr.com/doom-patrol-rita-rouge-wholesome-friendship/
