80,030 words: Rin experienced some horrible things when he was younger, and keeps the secret for over nine years. Yukio knows something is wrong, but no matter what he does, he can't get his brother to tell him. When the twins and the cram school are sent on a mission that requires them to stay at the monestary, will everything come out?

[So in the story Rin has known all his life that he has demon powers and has known that Yukio was an exorcist.Also Rin didn't unsheathe his sword so no powers yet.And the story takes place two months after Shiro has died and it is after the exwire exam so Amimon isn't in the story yet] So in this story things are very different,If you find someone that you love of the people that you love,If your bond is strong enough then you are able to fuse with that person.(Like from steven Universe) And Rin has been dealing with a lot lately with Shiro dying,and just two months ago leaving a toxic relationship with one Reiji Shiratori that he was with for a year.And Now the exwires have to take a fusion class.So get ready for angst,Dancing,Ballroom dancing,Singing,Art,Fluff,Depression,Violin,And sibling love Guys gals and non-Binary pals I give you "Fusion Is Like Fire"

After the whole incident with Amaimon, Rin has been feeling devastated and depressed. He doesn't know how to feel, act or even exist as everyone is staring at him with glares. The thought of doing something '' stupid '' is always in his mind, will he do it or put off with this behaviour? ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ After a long-going period of time, this story has finally come to an end. However, I would be glad to see new readers and comments even though it's over! Enjoy the story! I wanted to mention that I do not own Ao no exorcist, this is just another fanfiction ...Also I would like to mention that this story contains some sensitive themes such as self-harm and suicide involved and if you are not feeling comfortable with it's best you avoid reading. Hope you enjoy it!

Mephisto divides a plan to get everyone in Yukio's class to get along with Rin. So he makes everyone, including Yukio and Shura read out each other secrets. What kinda dark secrets will everyone find out about one another. Disclaimer: Blue Exorcist does not belong to me. It belongs to Kazue Kato.