pure evil

uncountable

(set phrase) Absolute evil; that has no sense of morality or mercy at all.

Japanese Meaning

絶対的悪、あらゆる道徳や慈悲が欠如した純粋な悪

I couldn't deny that what he did was pure evil.

彼のしたことは純然たる悪だと否定できなかった。

Sense（1）

(set phrase) Absolute evil; that has no sense of morality or mercy at all.

I can only say I was captivated by the film and its stealthy evocation of pure evil.