Toaru Majutsu no Index - Volume 21, Chapter 6: The True Darkness Unfolds. Up_the_Castle.

Ten years ago, Magnolia was blamed for her sister’s death and cast out of her pack. Her Alpha father’s final words “Why did she die, but not you?” drove her into exile. She lived among humans, hiding her identity, her wolf, and her pain.Now, at twenty-eight, Magnolia learns her mate is none other than Rhett Callahan , the powerful Alpha of the strongest pack and heir to a billion-dollar empire. But instead of love, he offers her a contract: marry him for one year so he can fulfill the requirements of his inheritance.Magnolia accepts to save her parents’ home but finds herself in a loveless arrangement, mocked by the pack and haunted by the past. Then Camille returns with another woman, the one he truly loves… and it’s Magnolia ’s sister, long thought dead.As secrets explode and bonds unravel, Magnolia must decide if she can forgive the mate who rejected her or burn the past down with him in it.

【Welcome to the Love Simulator】【You can freely choose to simulate with women whose appearance rating is 7 or above (on a 10-point scale) and have basic connections to your reality.】【The simulation is entirely free; please explore on your own.】【After the simulation ends, the system will evaluate the results and provide rewards.】【Current number of simulations: 4】【The number of simulations is not fixed and can be restored through special rewards or the passage of time.】Wait—why are all the simulation targets such difficult-to-handle 2D female leads?

Gripes have their origins and debts have their creditors. We haven’t crossed each other in days past or present, nor formed any grudges. I am but duty-bound to carry this out, so apologies in advance!

In his past life, Yang Chen was a gentle person who was oppressed for his whole life.

Now that he’s reborn, he chose to become an executioner and severs ties and grudges with his executioner’s blade, killing all that climb onto the Immortal Executioner’s Platform!

Heads will roll! Humans’ in the human realm, demons’ in the demon realm, devils’ in the devil realm and immortals’ in the immortal realm!

- Description from novelupdates

She had a lifetime of fake virtue without receiving a virtuous ending. In the next lifetime, she controls fates with the flip of her hand. To the jerk who wasn’t faithful, she’ll draw a premature death talisman for him. For the poisonous step mother, she’ll send a death flower. For the step sister who is two faced, she’ll personally rip off that fake pretty face!

But when she personally offered up her body to her nemesis because of a child who she had no fate with, something unexpected happened. The night of the big wedding, the groom changed and a cold and luxurious man pushed her down. “You can marry whoever you like, but you can only give birth to my children!”

- Description from Novelupdates