Not from this World Volume 0 (Earth X RWBY)

The Winter Solider

Team Knight Dorm 

Everyone was asleep as Nick was sleeping normal than someone as Razor sleeps crooked having the blankets almost on the floor as he was snoring a little loud as Sarah was wearing noise cancelled to not hear Razor snores 

As for David woke up in the cell cage as a man came walking up to him with a red book with a star as he show it to David 

??: "Let have nice talk about your real home"

As he open the book and look at David with evil as he read the code words in Russian as David know what he saying 

??: " Тоска 

 Ржавый"

David: *mumbles* "No shut up"

??: "Семнадцать Рассвет Печь"

David: "AHHHH!!!"

As David in his dream starts hitting the cage he in trying to get out as the man continued to reads as he was going in circle in the cage that David is trying to get out  as he continued saying  the codes 

??: "Девять Доброкачественный Возвращение домой Один

...

...

Грузовой автомобиль"

David finally broke the cage door as it flew few feet away from the cage as the men stop reading as he walked to David who is breathing heavy as he close the book and walked to him smiling 

??: "Добро пожаловать обратно Солдат"

David: "Готовы соответствовать"

David finally woke up breathing heavily after having that dream as he look around the room seeing his team asleep as he tried to fall back to asleep trying to forget what he have dream of 

Time Skip to Morning 

Everyone was dress as Razor was complains how this uniform make him look like a dork as Ramirez was laughing at him as Nick was shaking his head after hearing that comment as he turn to David who he is staring at the bag of his as Nick went up to him placing his hand on to his shoulder

Nick: "Hey you ok"

David: "Huh uh yeah I'm fine I was day dreaming" 

Sarah: "Are you sure sir you look like you seen a ghost"

David: "I'm fine let head to class"

As they left for class while they spot Team STRQ heading the same class as they took a seat behind Team STRQ as they listen to the teacher telling them a listen as Summer look at David as he was not pay attention to class David was remembers what he have done in the past all the assassination and the people he killed as it hunts him 

After the class Team Knight was sitting eating their lunch until Team STRQ came in sitting with the others as they were eating their lunch as David was staring his food as Summer was looking at him

Summer: "Hey David are you ok"

David: "Uh yeah I'm fine"

Qrow: "You seen off like you just killed someone"

Razor: "Yeah are you ok sir"

David: "I just need a minute I needs some fresh air"

David got up and leave the lunch room as Raven was looking at him as she was starting to suspect something up