unwitting
adjective
ʌnˈwɪtɪŋ 
ʌnˈwɪtɪŋ not aware of what you are doing or of the situation you are involved in
He became an unwitting accomplice in the crime.She was the unwitting cause of the argument.
Definition of unwitting adjective from the Oxford Advanced Learner's Dictionary
ʌnˈwɪtɪŋ ʌnˈwɪtɪŋ 