Gwen Byer's life had never been easy. Growing up with an alcoholic father and a working mother left her to mostly depend on her two big brothers, Jonathan, and Will. But what happens when one night everything changes? What happens when Will and his 7-year-old sister Gwen get kidnapped by a monster from another dimension? What happens when these monsters keep coming and coming, in different forms, trying to sabotage the young girl? How will our hero overcome these obstacles? What will she do to protect her family? And most importantly, what will she have to sacrifice?

This is a story about a girl named Y/N, Who is Subject number 013. She was taken away from her family, To now be Experimented. She escaped, And found a group of girls. Who also found someone that had the same past as Y/N! 011. She now became Dustin's new sibling, And now has to find her sister 011. And to also stop all the bad things from the upside down, That 011 accidentally caused. 011 And 013 May have a perfect life? Who know! Probably a mysterious life, Or probably just a regular old life like every normal child would have.