Officialy debuted on May the 28th this year, My Fairytale is a band from Tokyo formed by 5 members. They have released their first live limited single at their first live event, and you can listen to its preview on their official Youtube channel.
Ba. ロウ (Law)
[2014.05.28] Single: 少女の嘘 (Shoujo no uso)
src: OHP, Youtube