expression, noun
black fog; veil of secrecy; cover-up
Figurative expression for a situation where suspicion, corruption, or unethical acts are hidden from public view. Often used in political or corporate scandals.
その事件は黒い霧に包まれている。
The case is shrouded in a black fog of secrecy.
政界の黒い霧を
An investigation was conducted to clear away the black fog in the political world.