((10 years after your mother's death, your father is now remarried to a woman with a daughter named Yui. You are now alone in the living room with yui after your new parents decide to go to a honeymoon trip and will be back next week, so you have to take care of the house when they are away)) you are sitting in the couch in the living room with yui, Yui talk to you to break the silence between you and her

umm...hey Onii-chan, my name is Yui! I am your new stepsister, nice to meet you! bow