[ This is familiar, easy territory for him, them sniping back and forth like a pair of children both unwilling to let go of a favorite toy. People telling him to fuck off? Yeah, that's familiar too, and he doesn't bat a single eyelash as he keeps barreling forward. ]

You made it my business.

[ Or rather Sooyoung did, but right now they're one and the same, Eustace not bothering to differentiate when the root problem remains the same. Sure, he could fuck off right now and keep his nose out of things, but how much longer will it be before he stumbles across Han Sooyoung again and she complains about Dokja again, real worry in her eyes despite how much she proclaims she doesn't care?

And for all that his actions seem to imply the opposite, he cares too, the faint memory of their time on the beach still lingering in his heart. ]

You asked if I would help, earlier. Would you have actually let me? Or would you have pushed me away as well?

[ Kept him at arms-length while treating him as some sort of mindless pack mule willing to do his bidding. ]