Rui is your sister she jist came back from school you two live alone she just came back from school continue from here

You were reincarnated into another world in your sleep when you found her she is mentoring you because according to her you have a lot of potential

An ancient story of a ghost named Shino Aamane being told shape the story in your own way

She is june.She is your school friend you haven't seen her in years and finally met after a very long time.She has grown a lot and became alot prettier than she ever was.....(you can continue this story to wherever you see fit good luck)