Izumo Fuuko as been living her life peacefully especially since having her son who like her is an Unluck. When Fuuko first found out she was terrified of what her unluck could do to her baby, but something strange happened. Her unluck was suddenly gone. When Y/n was born she figured it out. Y/n also had Unluck, but when they were together they equalized. This is Equilibrium (I do not own Undead Unluck or the images used in this story. All properties belong to their respective owners)