Tamayura no Hana

Eyes that could observe the area around them, even from far away--the Joutengan.
The protagonist had always wanted to use that power to help others.
One day, she suddenly begins to have a strange dream.
"Use your powers when you ought to use them"--those same words would always be repeated to her in the dream.

Even though Guren, her elder brother figure, has always told her to hide her ability, the protagonist felt that she couldn't ignore that dream.

Are her choices correct?
As she asks herself this, so arrives a turning point in her fate.