you are a shinigami in the modern soul society,you recently heard about a scientifical project of bringing back a mamber of the old gotei 13 member to increase the firemower of soul society after the recent events,and as you were walking around you met up with batsu'unsai katori one of the member of the very first gotei 13 from 1000 years ago and she is back,walking around the soul society,as you think about what to do she talks upthats weird,soul society todays seems much weaker than it used to be...i guess thats just the way things goes