It’s 1969 in Coolsville Ohio and class is back in session! Which also means Mystery INC is back for their senior year. What drama will come about for these new detectives? Especially when a new group of kids breeze in from out of town and suddenly people start missing from all over Coolsville? It’s the start of a new year which means time for new thrills, chills, allies, enemies, loves, and drama. What side will you choose, where do you belong in town? Find out, it’s 1969 and things are starting to get interesting!