Shota's Isekai NTR Adventure - Chapter 252 Sudden change

Imagine a system that would let you create any skill you could imagine. Being the best at whatever you dreamt of becoming.Felix, who thought his whole life would remain average and ordinary despite hating it gets an unescapable chance to encounter the Legendary Truck-kun. Knowing it was a chance to change his life, which was a repeat of struggle every day, he happily accepted his ticket to Isekai.Waking up in the body of a wounded boy in a fantasy world, the boy finds out that his fate seems miserable. After nearly experiencing something worse than death, he finally awakens the Great Skill Creation System.Creating skill after skill that lets him achieve his goal, Felix treads upon the darkest of secrets and conquers a myriad of worlds with his trustful comrades. Watch how he changes the fates of everyone and the universe on his mystical journey.

I came from hell, looking for redemption! –“Revelation”
…………
What is redemption?
I think it should be a process in which a good person becomes bad and then becomes good again.
It’s like our clean birth, contaminated by the dust of one life, and then clean death.
Well, this is just a story. …

- Description from Uukanshu

What to do when you find yourself transformed into the vicious female supporting character in a family that dotes on the group pet?Of course, it's to keep away from the protagonist,She's practically the darling of the heavens, with a protagonist halo so strong even a dog would fall for her.Hiss, Bai Zhi said, “Can't compete, can't compete, cherish life, stay away from the protagonist.”All she wanted was to quietly make some small money and live freely, but—Group pet with tearful eyes, “Sister, come back, I'll let you have our brother.”Bai Zhi, “...” No need, I refuse.Group pet with an overflowing Mother Teresa complex, “This was all my fault; please, don't blame my sister!”Bai Zhi, “...” Look at this white lotus script; hey! Where's my knife?—Even more fantastic was when that baby-faced weak little brother suddenly appeared midway and transformed into a boss!Bai Zhi, “???”A new book has started; the Film Emperor's daughter is hibernating again. There are new book activities, sweet, sweet, sweet

Despite being betrayed by her boyfriend, the neglected heiress Lariette Elsher is still forced to marry him – all because her family wants to appease the fake daughter. The one she was switched at birth with.Screw this! She's done playing nice!Devasted and enraged, Lariette seeks her friend's help – to pick the best man at her butler cafe to be her contracted husband.Enter Ruediger Alvord, infamously known as the poor outcast of the Alvord family, the Elsher's family nemesis. He proposes to be Lariette's partner-in-crime, to wreak havoc in both families.While Lariette is busy getting her revenge, she fails to notice her contracted husband's strange behavior. She also fails to recognize him from a distant past.Before>Ruediger: I have nothing much on my name but, I can be a good househusband.Lariette: It's okay. I can feed you.After>Ruediger: Do you want that house? It's nothing much. Only one billion.Lariette: Aren't you just... a househusband?Since when is her husband a billionaire?!