Is this Really a Form of Cooperation?

"Essentially, I come from a different world however, I am still a human. At that time, after shopping I found a memory card that said Yuuto Kazuya then… when I tried it later, I was suddenly in this world. Maybe, in order to return to my original world, I should find the person with the same name as the memory card. I met up with my friends, struggled together and finally got here… yes, I was expecting you." Anko said uncertainly, there was a deep fear in her that the people around her ignored the facts she had spoken, just as she felt in her original world.

He was also afraid that those near him would not only suspect him but deceive him even to the point of torturing him. He thought, there was no safe place anymore, and conveying the wrong information could be fatal to himself.