"His real body was lost in the war, so the only way he can get it back is by using the philosopher's stone, but...he cant get the stone without a stronger body..."
"The shinigami dont have an actual set of rules, things we cant and can do, like we used to believe a shinigami couldnt kill one of another, but that was not true....but things involving deals cant be broken..."
"I found it interesting, but you'll find this one interesting for sure...if you can get a shinigami to break his own deal, he is forced to kill himself. .."