She said yes!

Angela Simmons, the daughter of Run DMC hip hop star Rev Run, revealed on Instagram that she's engaged, showing off her stunning ring in a video. However, her fiancé still remains a big mystery!

RELATED: Julianne Hough and Brooks Laich Are in No Hurry to Get Married

"YES!! I couldn't be more excited. This is only something I could of only dreamed of," she captioned the post. "I'm over the moon and feeling so blessed to be able to share my life with the one I truly love. Everything happened in the most perfect way."

The 28-year-old designer has kept her relationship completely out of the public eye, leaving many fans blindsided by the announcement.

RELATED: Liam Hemsworth "Not Engaged" to Miley Cyrus Even Though She Keeps Wearing Ring!

Last month, she did share a photo of herself getting a piggyback ride from an unknown male, captioning the pic, "My one and only #MCE. The true definition of a MCE. One who truly has your back."

Congrats to the happy couple!