Shaozhi Saves the World (Anime Crossover)

I don't know my original name. I transmigrated during an anime convention. I was thrilled when I saw the Pentagon, since I was cosplaying as a version of Soshiro I'd made up, the kind who'd been adopted by the club president. But before I could enjoy myself for even three seconds, the cursed spirit in the corner made me realize something was wrong...

Warning!

This is written from memory, so OOC is inevitable.

Theme: Stay true to your original intentions.