"Na na, if it were you, you would definitely not let me disappear."
"Well, it's my duty to risk my life."
"But unfortunately, I can't do what you want..."
To put it simply, our hero traveled to Death and made many (handsome) Zanpakutō. To put it simply, it is the tragic path of becoming a Zanpakutō, and then becoming a Sou Shou...