Mainly Winselle highschool Slice of Life AU How would the SMCU look like if it were a highschool?

Several tales using SM Idols as characters. Since the company decided to bring all the Idols together in the shared universe idea, where all the mvs, lyrics and all the promotional material of the company's Idols would tell a story, like Marvel and its shared universe. Here, small stories will be posted using this same idea, that each Idol has a role and story to tell, being able to interfere in the stories of other characters. From Kangta to Aespa, to EXO, SHINee, Red Velvet, Girls Generatio