A Tausend sonnen

Willow is just your average college girl studying to be something doctor-related as she wants to be of help to her siblings, Wylie and Wylla.
Wylie seems to be suffering from some unknown trauma that has to do with a boy named Cyril.
Wylla also seems to be hiding something as every time willow mentions it, she is told by wylla not to talk about it.
To take her mind off about it, Wylla shares a folk tale about a festival called "A Tausen sonnen" which is german for "a thousand suns'
One night, after an extensive exam, willow falls asleep.
Her dream suddenly starts to go in all possible ways.
wrong.
right.
south.
north.
everywhere.
what will willow's dreams entangle her in?