Ace, a digital forensic analyst, accidentally discovers that her husband Zane is the hidden kingpin of the underground dark network “The Hollow”. Zane originally approached her solely to retrieve a criminal evidence chip left by her deceased parents, yet he eventually fell in genuine love with her. Torn between bitter deception and lingering affection, Ace navigates intricate traps set by villain Gray and her reclusive biological father Victor. The pair join forces to uncover the truth behind old murder cases and illegal human experiments. After all criminals are brought to justice, Zane cooperates with official investigations. Letting go of their complicated past identities, the two start a new life under supervision and embrace a simple wedding and hopeful future.