That's because Reimu, Marisa and Yuuka agreed to take her to the SDM to at least help her change her character. That's exactly the point of this series to begin with.
You're so close.So free.I kind of envy you guys.You seem to have fun every day.Hey!D-D-D-Don't go reading too much into it, now!I'm a first class celestial! We're worlds apart!!Is that so?I see.You seem to get along very well with Lady Flandre lately.No, that's not it.*sigh*You must be tired after today's work?It's more like a one-sided affinity if you ask me...I, on the other hand...