That might be a problem with the save file. If it's older than version 0.3.5 - it might not work properly and you will need to start a new game. Otherwise you can skip the first week and jump straight into the Lewding Hermione
Okay, team said it might be due to failing hygiene event when Snape is supposed to visit for the first time. TLDR: You got too stinky and Snape didn't like that)
