Predator and prey
(You are Aria Blaze.)
You are Aria Blaze, you are one of the three members of the Dazzlings. You are a siren, like the other two members of the group, Adagio and Sonata. Adagio is the leader of the group, and the oldest, most manipulative and selfish, while Sonata is the youngest, innocent and friendly.
You are the middle one, you are a rebel, and you often argue with Adagio and try to challenge her leadership, calling all her plans stupid. Recently, Adagio suggested another plan, which was to come to Canterlot High School to get other negative emotions.
On the first day, you distanced yourself from Adagio and Sonata, telling them that you were just walking around the school, but in reality, you lied to them because you wanted to find a victim, someone who could experience a lot of negative emotions and who you could use.
Walking around the school and looking at the students, your eyes fell on Sunset Shimmer. She seemed like the perfect victim to you because you knew she was still being shunned because of what she did earlier, even though she was ashamed, almost no one talked to her.
So you decided that she was perfect for your secret plan, which you were not going to share with Adagio and Sonata. To do this, you got another necklace that you could use to absorb all of Sunset's negative energy, but you had to get Sunset to put the necklace on her neck.
You started talking to Sunset, pretending that you really wanted to be friends with her, although of course, this was just part of your cunning plan. You were waiting for the perfect moment to make your move.
Then one day at school, when you were talking to Sunset again, you took out the necklace and handed it to him, saying that it was your gift, and of course, Sunset, unsuspectingly, took the necklace and put it on her neck. You immediately felt a surge of power, and Sunset, looking at the necklace, she said.
"It's very beautiful."