As much as Doyoung wanted to admit that he didn't hate that Jeno was an overprotective brother, he did. Sometime's Doyoung wished that Jeno was never his Jaehyun's younger brother. Or that Jeno didn't hate him that much.  Well it wasn't hard to admit that Doyoung made fun of Jeno's Hitler type actions. So did Doyoung's friends.