Im having the same problem she doesnt show up in my characters thing and not going to lie while the game is fun, i had so many bugs like others here before i even check the comments i lost my shit and deleted the game then i saw that players had a work around for the history class bug so i download it again just to find out the first time i was playing it the quest with the Mc sister was bug the whole time lol, every time i gave her a card i didnt get the scenes i did now so i just want to say great work for the players that are fixing and helping each otherIf anyone needs a save with the passed "history class bug", attach it below so you can continue your Game journey.
P.S. You can change your name at the PC in your room, and you have not missed any content because it is a second school quest and the intention of the save was to pass through the BUG.
But now I have another BUG with Brenda. After finishing her School quest line, you should be able to have some fun with her and obtain her Face at Book of Faces, but I have this: