He is 100% mid-transformation starting out, pulled straight from after Koobus gets murdered by Prawns.

And if I have my way, he's going to be dealing with various attempts of cures that have him bouncing along the scale of human to alien. Because his life is suffering.

Nice to meet you too, kc! I have a friend that adores YOI, but I haven't watched it myself yet. It sounds pretty fun!