My Little Pony Friendship Is Magic : Dark Entities

The night before Twilight got a letter from Princess Celestia that she has a test to go through in the Crystal Empire, she had a dream that her brother will not come back from the darkness that's been chasing her, her brother and her friends.

Although she was distracted by the events, she remembered about the dream and thought of it as her fault for not doing anything. A little while after her brother where gone, he came back but something seems different to Twilight and Cadance.

After that day, she sometimes have dreams about the future and hears voices that only she can hear. She tried asking for help but every time she did something happen.