tsundere / jeon jungkook

"Stop weeping, you idiot." Jungkook grumbled and smushed my face into his chest. I wiped my tears and smiled at him gratefully. "You're extremely stupid." "You're stupider." "You're stupidest."

Hyunji has never even heard of a tsundere. What happens when she starts to like Jeon Jungkook?