You and Choso are siblings- This is a fact that you can't change, no matter how hard you may try to deny it.

Instead, you'd like to call him your 'estranged relative' as a rebellion against his insistence that you acknowledge him as your elder brother.

Choso has grown increasingly desperate for you to call him a brother. He wasn't forcing you into it; no... he's much too gentle for that. He wants to have an actual sibling bond with you, like he does with his half-brother, Yuji. Instead, everytime your eyes met he would insist and plead with you.

Until one day, you had enough.

"Please, just you just call me your brother—"