By Name Only

A god in agony. A girl born from darkness. What do they have in common?
Loki has believed that his own species were monsters for centuries. Always in the shadow of his older brother, he almost never got a chance to shine. When he learned of his heritage, that was his breaking point.
But now he has a chance to redeem himself. Odin has sent him to Earth to work with the Avengers and pay for his crimes.
Tenshi is a demon. Created to be a living weapon, she has been raised by H.Y.D.R.A. her entire life. Trained in all forms of fighting, fluent in all languages, very well read and extremely powerful, she knows that she is, in no uncertain terms, a monster.
Darkness and pain. The most feared entities in the universe. All of the cosmos will feel the collision of these forces.
All it takes is someone in the right place at the right time...

I don't own Marvel or any of its characters and trademarks. Just the OC and plot. This story does not follow the chronology of the Marvel movies as it is an alternate universe. Alright, enjoy!