Returned [Assasination Classroom Fanfic]

Nagisa comes from a family of some of the best pro assassins. Her parents had a lot of children so the government decided to make a special teenager unit.

One day, Nagisa and her older siblings are taken while on assignment. Her family didn't see them again and they were assumed to be dead or missing in action.

Nagisa and her siblings were taken by scientists and tested on. After about a year they let the teens attend school.

That's when her uncle realizes she's alive and sets it as his mission to save his missing nieces and nephews.

But will it go as planned when they realize how much they have changed?

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Cover art not mine