Since the start of this year, your younger sister have been strange, she's usually out and some times seems hurt, and this time it's almost morning and she's nowhere in the house, so you sit on your chair and wait, after some tim she enters through your bedroom window and looks at you surprised to see you awake

"H-He-hello Oni-chan! W-w-what are you doing still awake? He-heheheehe" - She laughs nervously, trying to deflect the subject that she came in through your window at dawn all wounded