The Void's System - Chapter 10: Golden Eyes

Her parents died in planned accident by her uncle. They used her in every way they can. They planned to sue her so she wont take her fathers company back. They want to destroy her life making her penniless. No one knows that she is the not the same girl who was played as puppet in their hands. Five years changed her a lot. Now she is a hidden genius still acting pityfull to take revenge.

The first time she married him, he blew her head off with a gun.The second time she married him, she became a woman with the intelligence of a 5-year-old.To survive, she decisively slapped down a divorce agreement to humiliate him severely, and then... was pinned against the corner of the wall.Shi Lingyan hooked her leg and squinted his eyes, “You think I can't recognize you just because you changed your face?”Thus, she was pressed into marrying him for the third time _(:3」∠)_Mr. Shi said, “To love your wife is to pamper her as if she's intellectually disabled.”Shi Mei: “I knock your mom!”[Rebirth] Pretend Idiot VS Genuine Schemer

What the hell is this? What the hell happened here?

There was a Senior Brother and a Junior Sister. One of them was transmigrated to this world and had cheats while the other was the reincarnation of a Great Emperor.