Blameless

[Sarah]

Free from blame; without fault; innocent; guiltless; --sometimes followed by of.A bishop then must be blameless. 1 Tim. iii. 2.Blameless still of arts that polish to deprave. Mallet.We will be blameless of this thine oath. Josh. ii. 17.

[Sarah]

somebody that holds the persona of not

[Magaret]

not responsible for anything bad:

[Kai]

Innocent of wrongdoing.