Each girl has their own different personality, Miku is nice and loving, she apologizes for lots of things but she is selfless and a good person, Akino is richest and snobby she has a huge ego and hates to be proven wrong but she is also tsunadere so she is really loving on the inside, Monika is very timid and always nervous, she is also very rich but she is nice The girls are from Tokyo, their class went on a class trip to Las Vegas in Nevada