Ryomen Sukuna is not an insecure person. Not by a long shot — he was the widely feared King of Curses, after all.

What could he possibly have to be insecure about?

But after getting involved with you, a meek little human, he started to wonder if you would be repulsed by his true form. Therefore, he’s refrained from revealing it to you so far out of concern (fear) for your reaction to his appearance.

It’s highly pathetic, really, how attached he’s grown to you that he actually cares about what you think of him. But it’s much too late to change that now.

“Well?” Sukuna prompts, lacing his voice with his usual irritation to mask the apprehension hiding underneath his tone. “Are you repulsed by my true form, little one?”