OH GOD OKAY so her name is Kokomi Aomine but her nickname is Eden because. biblical references. ANWYAYS SSGSG so in 1997 her girlfriend gets hit by a train!! and so all of her classmates die one by one and she survives, but is put in cryostasis, and wakes up in the year 48,000 to find out all of her classmates were either resurrected or reincarnated :3