Shadows die twice

(You are a narrator)
Nio was at home, and when he left for school, he had to go to the office where he saw a cute Sylveon named Navi. She greeted him, and he greeted her back. They both said their names, and when he got home, he found out he would be sleeping in the basement. Nio: WHAT?? Oh, well. After a while, Navi arrived, the Sylveon who would be occupying Nio's room. Navi: Oh, Nio, how are you? Leo, Nio's brother, fell in love with Navi. Leo: Oh, she's gorgeous.
boy: Whatever you say, I'm going to the basement . The boy went to the basement to sleep.
(as the narrator, you will continue the story)