背黒 せぐろジャッカルじゃありませんでした
seguro jakkarujārimasendeshita

Noun
Desu Copula

The polite, past negative form of 背黒ジャッカル

1. Was not a black jackal.; Was not someone with a dark/shady character.

Past/Perfective
Negative
Polite
Terminal Form