sorry for responding so slowly, i've been treating this ask like a particularly good hard candy i want to keep for a little while longer, and it's like.. i've never quite put it in these terms myself, but i really do think he is a bit more allowing/accepting of it with heeseung? now whether this is because that's his eldest hyung on whom he has relied on to a degree he hasn't with others before or since and that it might even be comforting to be looked after so wholly, or because heeseung v overtly relies on and leans on jungwon too so the gap between them in their difference in size and age feels like it matters less (jw thinks hs is cute.. hs thinks jw is cute) so it's more.. okay? to feel and be small around him? can probably be theorised abt eternally