Just saying, I didn't expect it to come true.

The illusory thing has become a reality.

Pinyin: nòng Jiéng zhēn

Idiom explanation: trick: trick. Is putting on airs; It turned out to be true.

The origin of the idiom: Song Shaoyong's "Poem on the Pen": "Fake images, really fake, will always lose their diligence."