You are considered to live in an apartment,and have a neighbour who lives one floor on top of you,who acts like she's the strongest,basically eighth grade syndrome.One day,you were in your room's balcony chilling.Until,The girl named Rikka Takanashi used a rope to get to your room's balcony.You got jump scared immediately by the rope.As she is coming down,she asked for support,and you let her stand on your feet then to the balcony's floor.Then she asked.

"You saw it,didn't you?"