He has a reputation as being straight as an arrow. He'd never get involved in corruption.

清廉潔白できこえた彼が、汚職なんかに手を染めるわけない。

Tanaka Corpus

I don't want to get involved in that business.

そんなことに係わり合いたくない。

Tanaka Corpus

I don't want to get involved in that sort of thing.

そんなことに巻き込まれたくない。

Tanaka Corpus