stare (someone) in the face

Translations
смотреть (кому-то) в лицо
The answer was staring me in the face, but I couldn't see it.
Ответ смотрел мне в лицо, но я не мог его увидеть.
Definitions
To confront someone directly, often in a challenging or defiant manner, or to be faced with a difficult situation or reality.