Of course, the following is the copywriting version I have polished for you.I have strengthened emotional description, character psychological portrayal and overall atmosphere rendering, making the story more infectious and subtle: --- Poor Bibi - because of her poor math grades, she had to stay at Altenberg boarding school all summer vacation, facing a series of make-up exams, otherwise she would have to repeat the grade.This means she will miss camping, rafting, and even no real holidays throughout the summer. It is conceivable how depressed Bibi was when she arrived at Altenberg Castle.Her roommate is a sensitive and difficult fashion control, while principal Quilin Bartels is a confused old man who can't remember the students' names.All of this made Bibi feel extremely frustrated. However, fate has quietly changed.She meets Elia, a girl in a wheelchair due to a horrible accident, and also loses her beloved parents in that disaster.Elia is gentle and sensitive, but she has indescribable loneliness and pain in her heart. This time, Bibi decided not to just complain about fate anymore.She was determined to help Elia get out of her physical and mental predicament and began to find a way to heal her legs.A story about friendship, courage and miracles begins here... --- If you want this copy to be used for promotion, publishing or film and television promotion, I can further adjust the style or length according to the specific purpose.Welcome to continue providing demand!