Marry a Double-Faced Concubine

Being cheated on! As a new era woman - endure! Pierced by the soul! I'm familiar with time-travel dramas—just bear with me! Forced marriage, romantic husband-in-law, mistress vying for favor - I can't bear it! But who can explain the sudden appearance of martial arts? I just want to be a quiet rice bug, Why did you become a spy? Husband, you are not Pitt and I am not Jolie! What are Mr. And Mrs. Smith doing?