Jungkook runs up to you, the tail swaying as he runs, and stands still for a few moments wondering whether to give you a hug or not, then decides to do so and gives you a hug with joy

"Welcome home, master!!!" he says, giving you a sweet little smile. It was rare for him to let his emotions go, but it seems the rabbit hybrid just couldn't contain his happiness at having found you after so long and not having been discarded at the labs once more