2017 Killua Birthday Congratulations
Killua, my favorite boy, happy birthday to you.
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It tells the story of an ordinary girl who met Killua under the time travel trend.
It includes a cameo from the Gintama crew. If you haven't seen it, it won't affect your reading.
Tucao style, second world view, probably a world full of Mary Sues. If it is expanded, it may affect the plot == So let's just read it as a short story happily.
HE! Please don't worry.
The copywriter is incompetent, please read the text
Intention: