隠密 おんみつ行動 こうどうじゃなかったです
ommitsu kōdōjanakattadesu

Noun
Desu Copula

The polite, past negative form of 隠密行動

1. Wasn't acting secretly.; Wasn't a covert operation.; Wasn't acting discreetly.

Past/Perfective
Negative
Polite
Casual Register