A backup? Ohohohoho! My, the little lady is a devious one indeed.
Chapter 23: My Little Sister Deleted The Dangerous Data In My LaptopAaaargh, why...!?My collection...!So they were your videos, Kuki-neesan?How could you do such a thing!?Why are you crying?Why did you delete them!?Those videos weren't yours, right, Kuki-neesan?Stop playing! You already kneeeeew!!Why!?Yeeeeeessss!!I did make a backup for them.