Mika was just a normal girl that couldn't stopped playing Kill e game where you can have your own character and act like you are living in that world. So every time you go to sleep you log out. One day she gets on and the professor of the game curses them all to live in this world until you die. Mika was not surprised this would happen. She knew this would one day come. Read as Mika goes through a adventure of getting out the game X based on sword art online X